Home / 14,172,002.70-21,263,252.85-5,658,449.10

Finding the Fourth Proportional to 14,172,002.70, 21,263,252.85 and 5,658,449.10

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Solution

The fourth proportional to 14,172,002.70, 21,263,252.85 and 5,658,449.10 is: 8,489,769.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172,002.70 : 21,263,252.85 = 5,658,449.10 : x
  2. Step 2: Convert to fraction form
    14,172,002.70/21,263,252.85 = 5,658,449.10/x
  3. Step 3: Cross multiply
    14,172,002.70x = 21,263,252.85 × 5,658,449.10
  4. Step 4: Simplify right side
    14,172,002.70x = 120,317,033,952,154.94
  5. Step 5: Solve for x
    x = 120,317,033,952,154.94/14,172,002.70
  6. Step 6: Final answer
    x = 8,489,769.34

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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.