Home / 14,128,246.80-21,192,370.20-5,040,605.70

Finding the Fourth Proportional to 14,128,246.80, 21,192,370.20 and 5,040,605.70

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Solution

The fourth proportional to 14,128,246.80, 21,192,370.20 and 5,040,605.70 is: 7,560,908.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,246.80 : 21,192,370.20 = 5,040,605.70 : x
  2. Step 2: Convert to fraction form
    14,128,246.80/21,192,370.20 = 5,040,605.70/x
  3. Step 3: Cross multiply
    14,128,246.80x = 21,192,370.20 × 5,040,605.70
  4. Step 4: Simplify right side
    14,128,246.80x = 106,822,382,026,630.14
  5. Step 5: Solve for x
    x = 106,822,382,026,630.14/14,128,246.80
  6. Step 6: Final answer
    x = 7,560,908.55

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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.