Home / 10,342,462.90-15,513,694.35-9,226,436.80

Finding the Fourth Proportional to 10,342,462.90, 15,513,694.35 and 9,226,436.80

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Solution

The fourth proportional to 10,342,462.90, 15,513,694.35 and 9,226,436.80 is: 13,839,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,462.90 : 15,513,694.35 = 9,226,436.80 : x
  2. Step 2: Convert to fraction form
    10,342,462.90/15,513,694.35 = 9,226,436.80/x
  3. Step 3: Cross multiply
    10,342,462.90x = 15,513,694.35 × 9,226,436.80
  4. Step 4: Simplify right side
    10,342,462.90x = 143,136,120,454,792.09
  5. Step 5: Solve for x
    x = 143,136,120,454,792.09/10,342,462.90
  6. Step 6: Final answer
    x = 13,839,655.20

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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.