Home / 23,312,713.20-34,969,069.80-21,819,721.20

Finding the Fourth Proportional to 23,312,713.20, 34,969,069.80 and 21,819,721.20

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Solution

The fourth proportional to 23,312,713.20, 34,969,069.80 and 21,819,721.20 is: 32,729,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312,713.20 : 34,969,069.80 = 21,819,721.20 : x
  2. Step 2: Convert to fraction form
    23,312,713.20/34,969,069.80 = 21,819,721.20/x
  3. Step 3: Cross multiply
    23,312,713.20x = 34,969,069.80 × 21,819,721.20
  4. Step 4: Simplify right side
    23,312,713.20x = 763,015,353,659,339.62
  5. Step 5: Solve for x
    x = 763,015,353,659,339.62/23,312,713.20
  6. Step 6: Final answer
    x = 32,729,581.80

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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.