Home / 14,000,458.40-20,958,697.20-8,317,757.60

Finding the Fourth Proportional to 14,000,458.40, 20,958,697.20 and 8,317,757.60

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Solution

The fourth proportional to 14,000,458.40, 20,958,697.20 and 8,317,757.60 is: 12,451,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000,458.40 : 20,958,697.20 = 8,317,757.60 : x
  2. Step 2: Convert to fraction form
    14,000,458.40/20,958,697.20 = 8,317,757.60/x
  3. Step 3: Cross multiply
    14,000,458.40x = 20,958,697.20 × 8,317,757.60
  4. Step 4: Simplify right side
    14,000,458.40x = 174,329,362,921,398.72
  5. Step 5: Solve for x
    x = 174,329,362,921,398.72/14,000,458.40
  6. Step 6: Final answer
    x = 12,451,689.65

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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.