Home / 19,882,801.20-29,823,902.15-8,945,266.71

Finding the Fourth Proportional to 19,882,801.20, 29,823,902.15 and 8,945,266.71

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Solution

The fourth proportional to 19,882,801.20, 29,823,902.15 and 8,945,266.71 is: 13,417,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882,801.20 : 29,823,902.15 = 8,945,266.71 : x
  2. Step 2: Convert to fraction form
    19,882,801.20/29,823,902.15 = 8,945,266.71/x
  3. Step 3: Cross multiply
    19,882,801.20x = 29,823,902.15 × 8,945,266.71
  4. Step 4: Simplify right side
    19,882,801.20x = 266,782,758,989,209.34
  5. Step 5: Solve for x
    x = 266,782,758,989,209.34/19,882,801.20
  6. Step 6: Final answer
    x = 13,417,765.25

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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.