Home / 8,991,027.60-13,486,541.40-5,961,813.90

Finding the Fourth Proportional to 8,991,027.60, 13,486,541.40 and 5,961,813.90

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Solution

The fourth proportional to 8,991,027.60, 13,486,541.40 and 5,961,813.90 is: 8,942,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,027.60 : 13,486,541.40 = 5,961,813.90 : x
  2. Step 2: Convert to fraction form
    8,991,027.60/13,486,541.40 = 5,961,813.90/x
  3. Step 3: Cross multiply
    8,991,027.60x = 13,486,541.40 × 5,961,813.90
  4. Step 4: Simplify right side
    8,991,027.60x = 80,404,249,981,445.47
  5. Step 5: Solve for x
    x = 80,404,249,981,445.47/8,991,027.60
  6. Step 6: Final answer
    x = 8,942,720.85

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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.