Home / 12,293,593.20-18,440,389.80-5,916,301.20

Finding the Fourth Proportional to 12,293,593.20, 18,440,389.80 and 5,916,301.20

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Solution

The fourth proportional to 12,293,593.20, 18,440,389.80 and 5,916,301.20 is: 8,874,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293,593.20 : 18,440,389.80 = 5,916,301.20 : x
  2. Step 2: Convert to fraction form
    12,293,593.20/18,440,389.80 = 5,916,301.20/x
  3. Step 3: Cross multiply
    12,293,593.20x = 18,440,389.80 × 5,916,301.20
  4. Step 4: Simplify right side
    12,293,593.20x = 109,098,900,302,207.77
  5. Step 5: Solve for x
    x = 109,098,900,302,207.77/12,293,593.20
  6. Step 6: Final answer
    x = 8,874,451.80

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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.