Home / 5,111,013.40-7,666,520.10-3,676,122.70

Finding the Fourth Proportional to 5,111,013.40, 7,666,520.10 and 3,676,122.70

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Solution

The fourth proportional to 5,111,013.40, 7,666,520.10 and 3,676,122.70 is: 5,514,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,013.40 : 7,666,520.10 = 3,676,122.70 : x
  2. Step 2: Convert to fraction form
    5,111,013.40/7,666,520.10 = 3,676,122.70/x
  3. Step 3: Cross multiply
    5,111,013.40x = 7,666,520.10 × 3,676,122.70
  4. Step 4: Simplify right side
    5,111,013.40x = 28,183,068,569,616.27
  5. Step 5: Solve for x
    x = 28,183,068,569,616.27/5,111,013.40
  6. Step 6: Final answer
    x = 5,514,184.05

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Similar ratio
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1.5x scale

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.