Home / 13,773,546.10-20,636,699.55-8,978,767.30

Finding the Fourth Proportional to 13,773,546.10, 20,636,699.55 and 8,978,767.30

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Solution

The fourth proportional to 13,773,546.10, 20,636,699.55 and 8,978,767.30 is: 13,452,753.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,546.10 : 20,636,699.55 = 8,978,767.30 : x
  2. Step 2: Convert to fraction form
    13,773,546.10/20,636,699.55 = 8,978,767.30/x
  3. Step 3: Cross multiply
    13,773,546.10x = 20,636,699.55 × 8,978,767.30
  4. Step 4: Simplify right side
    13,773,546.10x = 185,292,123,099,464.75
  5. Step 5: Solve for x
    x = 185,292,123,099,464.75/13,773,546.10
  6. Step 6: Final answer
    x = 13,452,753.69

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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.