Home / 8,964,862.30-13,377,372.76-7,998,676.21

Finding the Fourth Proportional to 8,964,862.30, 13,377,372.76 and 7,998,676.21

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Solution

The fourth proportional to 8,964,862.30, 13,377,372.76 and 7,998,676.21 is: 11,935,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964,862.30 : 13,377,372.76 = 7,998,676.21 : x
  2. Step 2: Convert to fraction form
    8,964,862.30/13,377,372.76 = 7,998,676.21/x
  3. Step 3: Cross multiply
    8,964,862.30x = 13,377,372.76 × 7,998,676.21
  4. Step 4: Simplify right side
    8,964,862.30x = 107,001,273,247,714.03
  5. Step 5: Solve for x
    x = 107,001,273,247,714.03/8,964,862.30
  6. Step 6: Final answer
    x = 11,935,629.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.