Home / 7,174,726.72-10,752,989.28-7,098,792.64

Finding the Fourth Proportional to 7,174,726.72, 10,752,989.28 and 7,098,792.64

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Solution

The fourth proportional to 7,174,726.72, 10,752,989.28 and 7,098,792.64 is: 10,639,184.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,726.72 : 10,752,989.28 = 7,098,792.64 : x
  2. Step 2: Convert to fraction form
    7,174,726.72/10,752,989.28 = 7,098,792.64/x
  3. Step 3: Cross multiply
    7,174,726.72x = 10,752,989.28 × 7,098,792.64
  4. Step 4: Simplify right side
    7,174,726.72x = 76,333,241,158,862.89
  5. Step 5: Solve for x
    x = 76,333,241,158,862.89/7,174,726.72
  6. Step 6: Final answer
    x = 10,639,184.48

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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.