Home / 15,864,337.50-21,894,651.99-9,425,809.50

Finding the Fourth Proportional to 15,864,337.50, 21,894,651.99 and 9,425,809.50

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Solution

The fourth proportional to 15,864,337.50, 21,894,651.99 and 9,425,809.50 is: 13,008,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864,337.50 : 21,894,651.99 = 9,425,809.50 : x
  2. Step 2: Convert to fraction form
    15,864,337.50/21,894,651.99 = 9,425,809.50/x
  3. Step 3: Cross multiply
    15,864,337.50x = 21,894,651.99 × 9,425,809.50
  4. Step 4: Simplify right side
    15,864,337.50x = 206,374,818,726,535.88
  5. Step 5: Solve for x
    x = 206,374,818,726,535.88/15,864,337.50
  6. Step 6: Final answer
    x = 13,008,725.94

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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.