Home / 28,899,583.52-43,375,364.40-15,447,909.92

Finding the Fourth Proportional to 28,899,583.52, 43,375,364.40 and 15,447,909.92

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Solution

The fourth proportional to 28,899,583.52, 43,375,364.40 and 15,447,909.92 is: 23,185,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,583.52 : 43,375,364.40 = 15,447,909.92 : x
  2. Step 2: Convert to fraction form
    28,899,583.52/43,375,364.40 = 15,447,909.92/x
  3. Step 3: Cross multiply
    28,899,583.52x = 43,375,364.40 × 15,447,909.92
  4. Step 4: Simplify right side
    28,899,583.52x = 670,058,721,998,374.88
  5. Step 5: Solve for x
    x = 670,058,721,998,374.88/28,899,583.52
  6. Step 6: Final answer
    x = 23,185,757.04

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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.