Home / 10,344,153.40-15,516,230.10-9,228,127.30

Finding the Fourth Proportional to 10,344,153.40, 15,516,230.10 and 9,228,127.30

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Solution

The fourth proportional to 10,344,153.40, 15,516,230.10 and 9,228,127.30 is: 13,842,190.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344,153.40 : 15,516,230.10 = 9,228,127.30 : x
  2. Step 2: Convert to fraction form
    10,344,153.40/15,516,230.10 = 9,228,127.30/x
  3. Step 3: Cross multiply
    10,344,153.40x = 15,516,230.10 × 9,228,127.30
  4. Step 4: Simplify right side
    10,344,153.40x = 143,185,746,578,891.75
  5. Step 5: Solve for x
    x = 143,185,746,578,891.75/10,344,153.40
  6. Step 6: Final answer
    x = 13,842,190.95

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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.