Home / 27,278,886.70-40,924,234.95-8,111,581.30

Finding the Fourth Proportional to 27,278,886.70, 40,924,234.95 and 8,111,581.30

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Solution

The fourth proportional to 27,278,886.70, 40,924,234.95 and 8,111,581.30 is: 12,169,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,278,886.70 : 40,924,234.95 = 8,111,581.30 : x
  2. Step 2: Convert to fraction form
    27,278,886.70/40,924,234.95 = 8,111,581.30/x
  3. Step 3: Cross multiply
    27,278,886.70x = 40,924,234.95 × 8,111,581.30
  4. Step 4: Simplify right side
    27,278,886.70x = 331,960,258,937,226.44
  5. Step 5: Solve for x
    x = 331,960,258,937,226.44/27,278,886.70
  6. Step 6: Final answer
    x = 12,169,127.82

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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.