Home / 42,053,168.98-63,079,332.94-13,299,309.46

Finding the Fourth Proportional to 42,053,168.98, 63,079,332.94 and 13,299,309.46

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Solution

The fourth proportional to 42,053,168.98, 63,079,332.94 and 13,299,309.46 is: 19,948,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,053,168.98 : 63,079,332.94 = 13,299,309.46 : x
  2. Step 2: Convert to fraction form
    42,053,168.98/63,079,332.94 = 13,299,309.46/x
  3. Step 3: Cross multiply
    42,053,168.98x = 63,079,332.94 × 13,299,309.46
  4. Step 4: Simplify right side
    42,053,168.98x = 838,911,569,299,431.62
  5. Step 5: Solve for x
    x = 838,911,569,299,431.62/42,053,168.98
  6. Step 6: Final answer
    x = 19,948,831.20

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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.