Home / 12,496,753.28-18,738,389.80-5,669,601.16

Finding the Fourth Proportional to 12,496,753.28, 18,738,389.80 and 5,669,601.16

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Solution

The fourth proportional to 12,496,753.28, 18,738,389.80 and 5,669,601.16 is: 8,501,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496,753.28 : 18,738,389.80 = 5,669,601.16 : x
  2. Step 2: Convert to fraction form
    12,496,753.28/18,738,389.80 = 5,669,601.16/x
  3. Step 3: Cross multiply
    12,496,753.28x = 18,738,389.80 × 5,669,601.16
  4. Step 4: Simplify right side
    12,496,753.28x = 106,239,196,546,612.17
  5. Step 5: Solve for x
    x = 106,239,196,546,612.17/12,496,753.28
  6. Step 6: Final answer
    x = 8,501,343.84

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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.