Home / 34,187,839.20-51,281,758.80-9,926,719.20

Finding the Fourth Proportional to 34,187,839.20, 51,281,758.80 and 9,926,719.20

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Solution

The fourth proportional to 34,187,839.20, 51,281,758.80 and 9,926,719.20 is: 14,890,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187,839.20 : 51,281,758.80 = 9,926,719.20 : x
  2. Step 2: Convert to fraction form
    34,187,839.20/51,281,758.80 = 9,926,719.20/x
  3. Step 3: Cross multiply
    34,187,839.20x = 51,281,758.80 × 9,926,719.20
  4. Step 4: Simplify right side
    34,187,839.20x = 509,059,619,689,728.88
  5. Step 5: Solve for x
    x = 509,059,619,689,728.88/34,187,839.20
  6. Step 6: Final answer
    x = 14,890,078.80

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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.