Home / 22,242,660.40-33,363,990.60-13,695,281.20

Finding the Fourth Proportional to 22,242,660.40, 33,363,990.60 and 13,695,281.20

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Solution

The fourth proportional to 22,242,660.40, 33,363,990.60 and 13,695,281.20 is: 20,542,921.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,242,660.40 : 33,363,990.60 = 13,695,281.20 : x
  2. Step 2: Convert to fraction form
    22,242,660.40/33,363,990.60 = 13,695,281.20/x
  3. Step 3: Cross multiply
    22,242,660.40x = 33,363,990.60 × 13,695,281.20
  4. Step 4: Simplify right side
    22,242,660.40x = 456,929,233,221,156.69
  5. Step 5: Solve for x
    x = 456,929,233,221,156.69/22,242,660.40
  6. Step 6: Final answer
    x = 20,542,921.80

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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.