Home / 13,609,875.60-20,414,813.40-9,298,861.20

Finding the Fourth Proportional to 13,609,875.60, 20,414,813.40 and 9,298,861.20

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Solution

The fourth proportional to 13,609,875.60, 20,414,813.40 and 9,298,861.20 is: 13,948,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,875.60 : 20,414,813.40 = 9,298,861.20 : x
  2. Step 2: Convert to fraction form
    13,609,875.60/20,414,813.40 = 9,298,861.20/x
  3. Step 3: Cross multiply
    13,609,875.60x = 20,414,813.40 × 9,298,861.20
  4. Step 4: Simplify right side
    13,609,875.60x = 189,834,516,230,500.06
  5. Step 5: Solve for x
    x = 189,834,516,230,500.06/13,609,875.60
  6. Step 6: Final answer
    x = 13,948,291.80

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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.