Home / 8,933,793.60-13,400,690.40-7,941,770.40

Finding the Fourth Proportional to 8,933,793.60, 13,400,690.40 and 7,941,770.40

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Solution

The fourth proportional to 8,933,793.60, 13,400,690.40 and 7,941,770.40 is: 11,912,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933,793.60 : 13,400,690.40 = 7,941,770.40 : x
  2. Step 2: Convert to fraction form
    8,933,793.60/13,400,690.40 = 7,941,770.40/x
  3. Step 3: Cross multiply
    8,933,793.60x = 13,400,690.40 × 7,941,770.40
  4. Step 4: Simplify right side
    8,933,793.60x = 106,425,206,358,284.17
  5. Step 5: Solve for x
    x = 106,425,206,358,284.17/8,933,793.60
  6. Step 6: Final answer
    x = 11,912,655.60

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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.