Home / 27,276,671.70-40,920,912.45-8,109,366.30

Finding the Fourth Proportional to 27,276,671.70, 40,920,912.45 and 8,109,366.30

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Solution

The fourth proportional to 27,276,671.70, 40,920,912.45 and 8,109,366.30 is: 12,165,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276,671.70 : 40,920,912.45 = 8,109,366.30 : x
  2. Step 2: Convert to fraction form
    27,276,671.70/40,920,912.45 = 8,109,366.30/x
  3. Step 3: Cross multiply
    27,276,671.70x = 40,920,912.45 × 8,109,366.30
  4. Step 4: Simplify right side
    27,276,671.70x = 331,842,668,387,280.44
  5. Step 5: Solve for x
    x = 331,842,668,387,280.44/27,276,671.70
  6. Step 6: Final answer
    x = 12,165,804.98

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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.