Home / 28,584,024.40-42,876,036.60-16,490,789.20

Finding the Fourth Proportional to 28,584,024.40, 42,876,036.60 and 16,490,789.20

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Solution

The fourth proportional to 28,584,024.40, 42,876,036.60 and 16,490,789.20 is: 24,736,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,024.40 : 42,876,036.60 = 16,490,789.20 : x
  2. Step 2: Convert to fraction form
    28,584,024.40/42,876,036.60 = 16,490,789.20/x
  3. Step 3: Cross multiply
    28,584,024.40x = 42,876,036.60 × 16,490,789.20
  4. Step 4: Simplify right side
    28,584,024.40x = 707,059,681,302,084.75
  5. Step 5: Solve for x
    x = 707,059,681,302,084.75/28,584,024.40
  6. Step 6: Final answer
    x = 24,736,183.80

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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.