Home / 20,732,153.24-31,074,022.50-15,598,094.20

Finding the Fourth Proportional to 20,732,153.24, 31,074,022.50 and 15,598,094.20

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Solution

The fourth proportional to 20,732,153.24, 31,074,022.50 and 15,598,094.20 is: 23,378,928.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,153.24 : 31,074,022.50 = 15,598,094.20 : x
  2. Step 2: Convert to fraction form
    20,732,153.24/31,074,022.50 = 15,598,094.20/x
  3. Step 3: Cross multiply
    20,732,153.24x = 31,074,022.50 × 15,598,094.20
  4. Step 4: Simplify right side
    20,732,153.24x = 484,695,530,127,919.50
  5. Step 5: Solve for x
    x = 484,695,530,127,919.50/20,732,153.24
  6. Step 6: Final answer
    x = 23,378,928.59

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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.