Home / 9,792,127.20-14,688,190.80-7,552,639.20

Finding the Fourth Proportional to 9,792,127.20, 14,688,190.80 and 7,552,639.20

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Solution

The fourth proportional to 9,792,127.20, 14,688,190.80 and 7,552,639.20 is: 11,328,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,792,127.20 : 14,688,190.80 = 7,552,639.20 : x
  2. Step 2: Convert to fraction form
    9,792,127.20/14,688,190.80 = 7,552,639.20/x
  3. Step 3: Cross multiply
    9,792,127.20x = 14,688,190.80 × 7,552,639.20
  4. Step 4: Simplify right side
    9,792,127.20x = 110,934,605,613,159.38
  5. Step 5: Solve for x
    x = 110,934,605,613,159.38/9,792,127.20
  6. Step 6: Final answer
    x = 11,328,958.80

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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.