Home / 18,114,306.60-27,168,409.02-5,159,546.49

Finding the Fourth Proportional to 18,114,306.60, 27,168,409.02 and 5,159,546.49

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Solution

The fourth proportional to 18,114,306.60, 27,168,409.02 and 5,159,546.49 is: 7,738,450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,114,306.60 : 27,168,409.02 = 5,159,546.49 : x
  2. Step 2: Convert to fraction form
    18,114,306.60/27,168,409.02 = 5,159,546.49/x
  3. Step 3: Cross multiply
    18,114,306.60x = 27,168,409.02 × 5,159,546.49
  4. Step 4: Simplify right side
    18,114,306.60x = 140,176,669,398,025.34
  5. Step 5: Solve for x
    x = 140,176,669,398,025.34/18,114,306.60
  6. Step 6: Final answer
    x = 7,738,450.74

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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.