Home / 61,962,452.28-92,923,959.63-20,455,600.20

Finding the Fourth Proportional to 61,962,452.28, 92,923,959.63 and 20,455,600.20

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Solution

The fourth proportional to 61,962,452.28, 92,923,959.63 and 20,455,600.20 is: 30,676,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,962,452.28 : 92,923,959.63 = 20,455,600.20 : x
  2. Step 2: Convert to fraction form
    61,962,452.28/92,923,959.63 = 20,455,600.20/x
  3. Step 3: Cross multiply
    61,962,452.28x = 92,923,959.63 × 20,455,600.20
  4. Step 4: Simplify right side
    61,962,452.28x = 1,900,815,367,192,219.75
  5. Step 5: Solve for x
    x = 1,900,815,367,192,219.75/61,962,452.28
  6. Step 6: Final answer
    x = 30,676,890.56

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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.