Home / 52,419,626.20-78,629,439.30-43,461,674.20

Finding the Fourth Proportional to 52,419,626.20, 78,629,439.30 and 43,461,674.20

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Solution

The fourth proportional to 52,419,626.20, 78,629,439.30 and 43,461,674.20 is: 65,192,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,419,626.20 : 78,629,439.30 = 43,461,674.20 : x
  2. Step 2: Convert to fraction form
    52,419,626.20/78,629,439.30 = 43,461,674.20/x
  3. Step 3: Cross multiply
    52,419,626.20x = 78,629,439.30 × 43,461,674.20
  4. Step 4: Simplify right side
    52,419,626.20x = 3,417,367,073,385,276
  5. Step 5: Solve for x
    x = 3,417,367,073,385,276/52,419,626.20
  6. Step 6: Final answer
    x = 65,192,511.30

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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.