Home / 73,812,015.10-110,718,022.65-39,374,638.30

Finding the Fourth Proportional to 73,812,015.10, 110,718,022.65 and 39,374,638.30

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Solution

The fourth proportional to 73,812,015.10, 110,718,022.65 and 39,374,638.30 is: 59,061,957.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,812,015.10 : 110,718,022.65 = 39,374,638.30 : x
  2. Step 2: Convert to fraction form
    73,812,015.10/110,718,022.65 = 39,374,638.30/x
  3. Step 3: Cross multiply
    73,812,015.10x = 110,718,022.65 × 39,374,638.30
  4. Step 4: Simplify right side
    73,812,015.10x = 4,359,482,095,134,957.50
  5. Step 5: Solve for x
    x = 4,359,482,095,134,957.50/73,812,015.10
  6. Step 6: Final answer
    x = 59,061,957.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.