Home / 59,337,912.70-89,022,615.45-20,995,428.70

Finding the Fourth Proportional to 59,337,912.70, 89,022,615.45 and 20,995,428.70

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Solution

The fourth proportional to 59,337,912.70, 89,022,615.45 and 20,995,428.70 is: 31,498,714.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,337,912.70 : 89,022,615.45 = 20,995,428.70 : x
  2. Step 2: Convert to fraction form
    59,337,912.70/89,022,615.45 = 20,995,428.70/x
  3. Step 3: Cross multiply
    59,337,912.70x = 89,022,615.45 × 20,995,428.70
  4. Step 4: Simplify right side
    59,337,912.70x = 1,869,067,975,367,993.50
  5. Step 5: Solve for x
    x = 1,869,067,975,367,993.50/59,337,912.70
  6. Step 6: Final answer
    x = 31,498,714.57

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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.