Home / 28,449,248.96-39,260,011.18-15,396,519.46

Finding the Fourth Proportional to 28,449,248.96, 39,260,011.18 and 15,396,519.46

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Solution

The fourth proportional to 28,449,248.96, 39,260,011.18 and 15,396,519.46 is: 21,247,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,449,248.96 : 39,260,011.18 = 15,396,519.46 : x
  2. Step 2: Convert to fraction form
    28,449,248.96/39,260,011.18 = 15,396,519.46/x
  3. Step 3: Cross multiply
    28,449,248.96x = 39,260,011.18 × 15,396,519.46
  4. Step 4: Simplify right side
    28,449,248.96x = 604,467,526,132,687.62
  5. Step 5: Solve for x
    x = 604,467,526,132,687.62/28,449,248.96
  6. Step 6: Final answer
    x = 21,247,222.62

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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.