Home / 37,847,711.70-56,771,567.55-20,629,023.30

Finding the Fourth Proportional to 37,847,711.70, 56,771,567.55 and 20,629,023.30

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Solution

The fourth proportional to 37,847,711.70, 56,771,567.55 and 20,629,023.30 is: 30,943,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847,711.70 : 56,771,567.55 = 20,629,023.30 : x
  2. Step 2: Convert to fraction form
    37,847,711.70/56,771,567.55 = 20,629,023.30/x
  3. Step 3: Cross multiply
    37,847,711.70x = 56,771,567.55 × 20,629,023.30
  4. Step 4: Simplify right side
    37,847,711.70x = 1,171,141,989,766,474
  5. Step 5: Solve for x
    x = 1,171,141,989,766,474/37,847,711.70
  6. Step 6: Final answer
    x = 30,943,534.95

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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.