Home / 12,662,851.19-17,472,802.17-7,154,216.11

Finding the Fourth Proportional to 12,662,851.19, 17,472,802.17 and 7,154,216.11

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Solution

The fourth proportional to 12,662,851.19, 17,472,802.17 and 7,154,216.11 is: 9,871,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662,851.19 : 17,472,802.17 = 7,154,216.11 : x
  2. Step 2: Convert to fraction form
    12,662,851.19/17,472,802.17 = 7,154,216.11/x
  3. Step 3: Cross multiply
    12,662,851.19x = 17,472,802.17 × 7,154,216.11
  4. Step 4: Simplify right side
    12,662,851.19x = 125,004,202,684,092.97
  5. Step 5: Solve for x
    x = 125,004,202,684,092.97/12,662,851.19
  6. Step 6: Final answer
    x = 9,871,726.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.