Home / 10,401,878.10-15,602,817.15-9,772,022.10

Finding the Fourth Proportional to 10,401,878.10, 15,602,817.15 and 9,772,022.10

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Solution

The fourth proportional to 10,401,878.10, 15,602,817.15 and 9,772,022.10 is: 14,658,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401,878.10 : 15,602,817.15 = 9,772,022.10 : x
  2. Step 2: Convert to fraction form
    10,401,878.10/15,602,817.15 = 9,772,022.10/x
  3. Step 3: Cross multiply
    10,401,878.10x = 15,602,817.15 × 9,772,022.10
  4. Step 4: Simplify right side
    10,401,878.10x = 152,471,074,012,059
  5. Step 5: Solve for x
    x = 152,471,074,012,059/10,401,878.10
  6. Step 6: Final answer
    x = 14,658,033.15

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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.