Home / 8,291,149.28-12,437,884.89-2,898,573.15

Finding the Fourth Proportional to 8,291,149.28, 12,437,884.89 and 2,898,573.15

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Solution

The fourth proportional to 8,291,149.28, 12,437,884.89 and 2,898,573.15 is: 4,348,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,149.28 : 12,437,884.89 = 2,898,573.15 : x
  2. Step 2: Convert to fraction form
    8,291,149.28/12,437,884.89 = 2,898,573.15/x
  3. Step 3: Cross multiply
    8,291,149.28x = 12,437,884.89 × 2,898,573.15
  4. Step 4: Simplify right side
    8,291,149.28x = 36,052,119,184,944.70
  5. Step 5: Solve for x
    x = 36,052,119,184,944.70/8,291,149.28
  6. Step 6: Final answer
    x = 4,348,265.60

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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.