Home / 17,208,129.92-25,812,019.68-4,428,584.96

Finding the Fourth Proportional to 17,208,129.92, 25,812,019.68 and 4,428,584.96

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Solution

The fourth proportional to 17,208,129.92, 25,812,019.68 and 4,428,584.96 is: 6,642,832.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208,129.92 : 25,812,019.68 = 4,428,584.96 : x
  2. Step 2: Convert to fraction form
    17,208,129.92/25,812,019.68 = 4,428,584.96/x
  3. Step 3: Cross multiply
    17,208,129.92x = 25,812,019.68 × 4,428,584.96
  4. Step 4: Simplify right side
    17,208,129.92x = 114,310,722,142,072.02
  5. Step 5: Solve for x
    x = 114,310,722,142,072.02/17,208,129.92
  6. Step 6: Final answer
    x = 6,642,832.35

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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.