Home / 20,229,861.30-30,344,791.95-14,065,145.70

Finding the Fourth Proportional to 20,229,861.30, 30,344,791.95 and 14,065,145.70

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Solution

The fourth proportional to 20,229,861.30, 30,344,791.95 and 14,065,145.70 is: 21,097,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,861.30 : 30,344,791.95 = 14,065,145.70 : x
  2. Step 2: Convert to fraction form
    20,229,861.30/30,344,791.95 = 14,065,145.70/x
  3. Step 3: Cross multiply
    20,229,861.30x = 30,344,791.95 × 14,065,145.70
  4. Step 4: Simplify right side
    20,229,861.30x = 426,803,920,012,937.06
  5. Step 5: Solve for x
    x = 426,803,920,012,937.06/20,229,861.30
  6. Step 6: Final answer
    x = 21,097,718.55

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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.