Home / 42,732,862.91-58,971,268.35-23,154,281.22

Finding the Fourth Proportional to 42,732,862.91, 58,971,268.35 and 23,154,281.22

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Solution

The fourth proportional to 42,732,862.91, 58,971,268.35 and 23,154,281.22 is: 31,952,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,732,862.91 : 58,971,268.35 = 23,154,281.22 : x
  2. Step 2: Convert to fraction form
    42,732,862.91/58,971,268.35 = 23,154,281.22/x
  3. Step 3: Cross multiply
    42,732,862.91x = 58,971,268.35 × 23,154,281.22
  4. Step 4: Simplify right side
    42,732,862.91x = 1,365,437,331,497,127.50
  5. Step 5: Solve for x
    x = 1,365,437,331,497,127.50/42,732,862.91
  6. Step 6: Final answer
    x = 31,952,863.41

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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.