Home / 52,098,406.66-78,043,406.25-31,337,380.60

Finding the Fourth Proportional to 52,098,406.66, 78,043,406.25 and 31,337,380.60

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Solution

The fourth proportional to 52,098,406.66, 78,043,406.25 and 31,337,380.60 is: 46,943,391.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,098,406.66 : 78,043,406.25 = 31,337,380.60 : x
  2. Step 2: Convert to fraction form
    52,098,406.66/78,043,406.25 = 31,337,380.60/x
  3. Step 3: Cross multiply
    52,098,406.66x = 78,043,406.25 × 31,337,380.60
  4. Step 4: Simplify right side
    52,098,406.66x = 2,445,675,924,976,669
  5. Step 5: Solve for x
    x = 2,445,675,924,976,669/52,098,406.66
  6. Step 6: Final answer
    x = 46,943,391.97

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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.