Home / 13,808,972.92-20,712,707.90-4,224,351.46

Finding the Fourth Proportional to 13,808,972.92, 20,712,707.90 and 4,224,351.46

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Solution

The fourth proportional to 13,808,972.92, 20,712,707.90 and 4,224,351.46 is: 6,336,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,972.92 : 20,712,707.90 = 4,224,351.46 : x
  2. Step 2: Convert to fraction form
    13,808,972.92/20,712,707.90 = 4,224,351.46/x
  3. Step 3: Cross multiply
    13,808,972.92x = 20,712,707.90 × 4,224,351.46
  4. Step 4: Simplify right side
    13,808,972.92x = 87,497,757,857,918.53
  5. Step 5: Solve for x
    x = 87,497,757,857,918.53/13,808,972.92
  6. Step 6: Final answer
    x = 6,336,297.30

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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.