Home / 27,497,712.20-41,246,568.30-12,381,168.20

Finding the Fourth Proportional to 27,497,712.20, 41,246,568.30 and 12,381,168.20

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Solution

The fourth proportional to 27,497,712.20, 41,246,568.30 and 12,381,168.20 is: 18,571,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,497,712.20 : 41,246,568.30 = 12,381,168.20 : x
  2. Step 2: Convert to fraction form
    27,497,712.20/41,246,568.30 = 12,381,168.20/x
  3. Step 3: Cross multiply
    27,497,712.20x = 41,246,568.30 × 12,381,168.20
  4. Step 4: Simplify right side
    27,497,712.20x = 510,680,699,795,088
  5. Step 5: Solve for x
    x = 510,680,699,795,088/27,497,712.20
  6. Step 6: Final answer
    x = 18,571,752.30

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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.