Home / 15,145,220.10-22,717,830.15-13,471,180.95

Finding the Fourth Proportional to 15,145,220.10, 22,717,830.15 and 13,471,180.95

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Solution

The fourth proportional to 15,145,220.10, 22,717,830.15 and 13,471,180.95 is: 20,206,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,145,220.10 : 22,717,830.15 = 13,471,180.95 : x
  2. Step 2: Convert to fraction form
    15,145,220.10/22,717,830.15 = 13,471,180.95/x
  3. Step 3: Cross multiply
    15,145,220.10x = 22,717,830.15 × 13,471,180.95
  4. Step 4: Simplify right side
    15,145,220.10x = 306,036,000,742,015.62
  5. Step 5: Solve for x
    x = 306,036,000,742,015.62/15,145,220.10
  6. Step 6: Final answer
    x = 20,206,771.43

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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.