Home / 19,873,890.32-29,815,599.88-9,626,773.96

Finding the Fourth Proportional to 19,873,890.32, 29,815,599.88 and 9,626,773.96

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Solution

The fourth proportional to 19,873,890.32, 29,815,599.88 and 9,626,773.96 is: 14,442,468.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873,890.32 : 29,815,599.88 = 9,626,773.96 : x
  2. Step 2: Convert to fraction form
    19,873,890.32/29,815,599.88 = 9,626,773.96/x
  3. Step 3: Cross multiply
    19,873,890.32x = 29,815,599.88 × 9,626,773.96
  4. Step 4: Simplify right side
    19,873,890.32x = 287,028,040,521,705.88
  5. Step 5: Solve for x
    x = 287,028,040,521,705.88/19,873,890.32
  6. Step 6: Final answer
    x = 14,442,468.78

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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.