Home / 49,178,078.20-73,767,117.30-39,612,140.20

Finding the Fourth Proportional to 49,178,078.20, 73,767,117.30 and 39,612,140.20

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Solution

The fourth proportional to 49,178,078.20, 73,767,117.30 and 39,612,140.20 is: 59,418,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,178,078.20 : 73,767,117.30 = 39,612,140.20 : x
  2. Step 2: Convert to fraction form
    49,178,078.20/73,767,117.30 = 39,612,140.20/x
  3. Step 3: Cross multiply
    49,178,078.20x = 73,767,117.30 × 39,612,140.20
  4. Step 4: Simplify right side
    49,178,078.20x = 2,922,073,392,637,445.50
  5. Step 5: Solve for x
    x = 2,922,073,392,637,445.50/49,178,078.20
  6. Step 6: Final answer
    x = 59,418,210.30

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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.