Home / 13,609,372.60-20,414,058.90-9,298,358.20

Finding the Fourth Proportional to 13,609,372.60, 20,414,058.90 and 9,298,358.20

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Solution

The fourth proportional to 13,609,372.60, 20,414,058.90 and 9,298,358.20 is: 13,947,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,372.60 : 20,414,058.90 = 9,298,358.20 : x
  2. Step 2: Convert to fraction form
    13,609,372.60/20,414,058.90 = 9,298,358.20/x
  3. Step 3: Cross multiply
    13,609,372.60x = 20,414,058.90 × 9,298,358.20
  4. Step 4: Simplify right side
    13,609,372.60x = 189,817,231,968,097.94
  5. Step 5: Solve for x
    x = 189,817,231,968,097.94/13,609,372.60
  6. Step 6: Final answer
    x = 13,947,537.30

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Double scale
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Similar ratio
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1.5x scale

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.