Home / 13,808,972.91-20,712,707.91-4,224,351.45

Finding the Fourth Proportional to 13,808,972.91, 20,712,707.91 and 4,224,351.45

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Solution

The fourth proportional to 13,808,972.91, 20,712,707.91 and 4,224,351.45 is: 6,336,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,972.91 : 20,712,707.91 = 4,224,351.45 : x
  2. Step 2: Convert to fraction form
    13,808,972.91/20,712,707.91 = 4,224,351.45/x
  3. Step 3: Cross multiply
    13,808,972.91x = 20,712,707.91 × 4,224,351.45
  4. Step 4: Simplify right side
    13,808,972.91x = 87,497,757,693,034.97
  5. Step 5: Solve for x
    x = 87,497,757,693,034.97/13,808,972.91
  6. Step 6: Final answer
    x = 6,336,297.29

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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.