Home / 40,479,001.97-55,862,342.96-22,144,287.47

Finding the Fourth Proportional to 40,479,001.97, 55,862,342.96 and 22,144,287.47

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Solution

The fourth proportional to 40,479,001.97, 55,862,342.96 and 22,144,287.47 is: 30,559,838.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,479,001.97 : 55,862,342.96 = 22,144,287.47 : x
  2. Step 2: Convert to fraction form
    40,479,001.97/55,862,342.96 = 22,144,287.47/x
  3. Step 3: Cross multiply
    40,479,001.97x = 55,862,342.96 × 22,144,287.47
  4. Step 4: Simplify right side
    40,479,001.97x = 1,237,031,780,863,937.50
  5. Step 5: Solve for x
    x = 1,237,031,780,863,937.50/40,479,001.97
  6. Step 6: Final answer
    x = 30,559,838.95

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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.