Home / 42,712,130.59-58,942,446.26-23,132,570.68

Finding the Fourth Proportional to 42,712,130.59, 58,942,446.26 and 23,132,570.68

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Solution

The fourth proportional to 42,712,130.59, 58,942,446.26 and 23,132,570.68 is: 31,922,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,712,130.59 : 58,942,446.26 = 23,132,570.68 : x
  2. Step 2: Convert to fraction form
    42,712,130.59/58,942,446.26 = 23,132,570.68/x
  3. Step 3: Cross multiply
    42,712,130.59x = 58,942,446.26 × 23,132,570.68
  4. Step 4: Simplify right side
    42,712,130.59x = 1,363,490,304,072,027
  5. Step 5: Solve for x
    x = 1,363,490,304,072,027/42,712,130.59
  6. Step 6: Final answer
    x = 31,922,788.33

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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.