Home / 26,298,079.60-39,447,119.40-15,520,543.60

Finding the Fourth Proportional to 26,298,079.60, 39,447,119.40 and 15,520,543.60

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Solution

The fourth proportional to 26,298,079.60, 39,447,119.40 and 15,520,543.60 is: 23,280,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,079.60 : 39,447,119.40 = 15,520,543.60 : x
  2. Step 2: Convert to fraction form
    26,298,079.60/39,447,119.40 = 15,520,543.60/x
  3. Step 3: Cross multiply
    26,298,079.60x = 39,447,119.40 × 15,520,543.60
  4. Step 4: Simplify right side
    26,298,079.60x = 612,240,736,542,105.75
  5. Step 5: Solve for x
    x = 612,240,736,542,105.75/26,298,079.60
  6. Step 6: Final answer
    x = 23,280,815.40

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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.