Home / 28,466,680.44-42,693,616.26-13,099,228.68

Finding the Fourth Proportional to 28,466,680.44, 42,693,616.26 and 13,099,228.68

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Solution

The fourth proportional to 28,466,680.44, 42,693,616.26 and 13,099,228.68 is: 19,645,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466,680.44 : 42,693,616.26 = 13,099,228.68 : x
  2. Step 2: Convert to fraction form
    28,466,680.44/42,693,616.26 = 13,099,228.68/x
  3. Step 3: Cross multiply
    28,466,680.44x = 42,693,616.26 × 13,099,228.68
  4. Step 4: Simplify right side
    28,466,680.44x = 559,253,442,565,906.31
  5. Step 5: Solve for x
    x = 559,253,442,565,906.31/28,466,680.44
  6. Step 6: Final answer
    x = 19,645,895.97

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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.