Home / 31,022,267.38-42,809,348.02-17,781,952.26

Finding the Fourth Proportional to 31,022,267.38, 42,809,348.02 and 17,781,952.26

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Solution

The fourth proportional to 31,022,267.38, 42,809,348.02 and 17,781,952.26 is: 24,538,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,022,267.38 : 42,809,348.02 = 17,781,952.26 : x
  2. Step 2: Convert to fraction form
    31,022,267.38/42,809,348.02 = 17,781,952.26/x
  3. Step 3: Cross multiply
    31,022,267.38x = 42,809,348.02 × 17,781,952.26
  4. Step 4: Simplify right side
    31,022,267.38x = 761,233,782,773,365.62
  5. Step 5: Solve for x
    x = 761,233,782,773,365.62/31,022,267.38
  6. Step 6: Final answer
    x = 24,538,302.55

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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.