Home / 28,584,046.90-42,876,070.35-16,490,811.70

Finding the Fourth Proportional to 28,584,046.90, 42,876,070.35 and 16,490,811.70

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Solution

The fourth proportional to 28,584,046.90, 42,876,070.35 and 16,490,811.70 is: 24,736,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,046.90 : 42,876,070.35 = 16,490,811.70 : x
  2. Step 2: Convert to fraction form
    28,584,046.90/42,876,070.35 = 16,490,811.70/x
  3. Step 3: Cross multiply
    28,584,046.90x = 42,876,070.35 × 16,490,811.70
  4. Step 4: Simplify right side
    28,584,046.90x = 707,061,202,577,803.12
  5. Step 5: Solve for x
    x = 707,061,202,577,803.12/28,584,046.90
  6. Step 6: Final answer
    x = 24,736,217.55

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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.