Home / 22,017,002.20-33,025,503.30-18,615,779.80

Finding the Fourth Proportional to 22,017,002.20, 33,025,503.30 and 18,615,779.80

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Solution

The fourth proportional to 22,017,002.20, 33,025,503.30 and 18,615,779.80 is: 27,923,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017,002.20 : 33,025,503.30 = 18,615,779.80 : x
  2. Step 2: Convert to fraction form
    22,017,002.20/33,025,503.30 = 18,615,779.80/x
  3. Step 3: Cross multiply
    22,017,002.20x = 33,025,503.30 × 18,615,779.80
  4. Step 4: Simplify right side
    22,017,002.20x = 614,795,497,216,973.38
  5. Step 5: Solve for x
    x = 614,795,497,216,973.38/22,017,002.20
  6. Step 6: Final answer
    x = 27,923,669.70

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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.