Home / 7,854,964.10-11,755,874.10-6,898,370.30

Finding the Fourth Proportional to 7,854,964.10, 11,755,874.10 and 6,898,370.30

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Solution

The fourth proportional to 7,854,964.10, 11,755,874.10 and 6,898,370.30 is: 10,324,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,964.10 : 11,755,874.10 = 6,898,370.30 : x
  2. Step 2: Convert to fraction form
    7,854,964.10/11,755,874.10 = 6,898,370.30/x
  3. Step 3: Cross multiply
    7,854,964.10x = 11,755,874.10 × 6,898,370.30
  4. Step 4: Simplify right side
    7,854,964.10x = 81,096,372,741,979.22
  5. Step 5: Solve for x
    x = 81,096,372,741,979.22/7,854,964.10
  6. Step 6: Final answer
    x = 10,324,219.40

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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.