Home / 42,567,521.29-58,743,177.13-22,988,407.78

Finding the Fourth Proportional to 42,567,521.29, 58,743,177.13 and 22,988,407.78

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Solution

The fourth proportional to 42,567,521.29, 58,743,177.13 and 22,988,407.78 is: 31,724,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,567,521.29 : 58,743,177.13 = 22,988,407.78 : x
  2. Step 2: Convert to fraction form
    42,567,521.29/58,743,177.13 = 22,988,407.78/x
  3. Step 3: Cross multiply
    42,567,521.29x = 58,743,177.13 × 22,988,407.78
  4. Step 4: Simplify right side
    42,567,521.29x = 1,350,412,110,158,773.50
  5. Step 5: Solve for x
    x = 1,350,412,110,158,773.50/42,567,521.29
  6. Step 6: Final answer
    x = 31,724,001.52

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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.