Home / 26,326,631.60-39,489,947.40-15,538,379.30

Finding the Fourth Proportional to 26,326,631.60, 39,489,947.40 and 15,538,379.30

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Solution

The fourth proportional to 26,326,631.60, 39,489,947.40 and 15,538,379.30 is: 23,307,568.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,326,631.60 : 39,489,947.40 = 15,538,379.30 : x
  2. Step 2: Convert to fraction form
    26,326,631.60/39,489,947.40 = 15,538,379.30/x
  3. Step 3: Cross multiply
    26,326,631.60x = 39,489,947.40 × 15,538,379.30
  4. Step 4: Simplify right side
    26,326,631.60x = 613,609,781,238,248.88
  5. Step 5: Solve for x
    x = 613,609,781,238,248.88/26,326,631.60
  6. Step 6: Final answer
    x = 23,307,568.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.