Home / 8,672,464.80-13,008,697.20-8,141,023.80

Finding the Fourth Proportional to 8,672,464.80, 13,008,697.20 and 8,141,023.80

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Solution

The fourth proportional to 8,672,464.80, 13,008,697.20 and 8,141,023.80 is: 12,211,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,464.80 : 13,008,697.20 = 8,141,023.80 : x
  2. Step 2: Convert to fraction form
    8,672,464.80/13,008,697.20 = 8,141,023.80/x
  3. Step 3: Cross multiply
    8,672,464.80x = 13,008,697.20 × 8,141,023.80
  4. Step 4: Simplify right side
    8,672,464.80x = 105,904,113,512,193.34
  5. Step 5: Solve for x
    x = 105,904,113,512,193.34/8,672,464.80
  6. Step 6: Final answer
    x = 12,211,535.70

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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.