Home / 8,045,997.30-12,068,995.95-1,980,680.85

Finding the Fourth Proportional to 8,045,997.30, 12,068,995.95 and 1,980,680.85

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Solution

The fourth proportional to 8,045,997.30, 12,068,995.95 and 1,980,680.85 is: 2,971,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,997.30 : 12,068,995.95 = 1,980,680.85 : x
  2. Step 2: Convert to fraction form
    8,045,997.30/12,068,995.95 = 1,980,680.85/x
  3. Step 3: Cross multiply
    8,045,997.30x = 12,068,995.95 × 1,980,680.85
  4. Step 4: Simplify right side
    8,045,997.30x = 23,904,829,156,892.56
  5. Step 5: Solve for x
    x = 23,904,829,156,892.56/8,045,997.30
  6. Step 6: Final answer
    x = 2,971,021.28

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Similar ratio
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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.