Home / 42,099,793.60-63,149,690.40-19,424,977.60

Finding the Fourth Proportional to 42,099,793.60, 63,149,690.40 and 19,424,977.60

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Solution

The fourth proportional to 42,099,793.60, 63,149,690.40 and 19,424,977.60 is: 29,137,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,099,793.60 : 63,149,690.40 = 19,424,977.60 : x
  2. Step 2: Convert to fraction form
    42,099,793.60/63,149,690.40 = 19,424,977.60/x
  3. Step 3: Cross multiply
    42,099,793.60x = 63,149,690.40 × 19,424,977.60
  4. Step 4: Simplify right side
    42,099,793.60x = 1,226,681,321,466,935
  5. Step 5: Solve for x
    x = 1,226,681,321,466,935/42,099,793.60
  6. Step 6: Final answer
    x = 29,137,466.40

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Similar ratio
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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.