Home / 21,761,248.14-32,640,690.96-6,613,998.66

Finding the Fourth Proportional to 21,761,248.14, 32,640,690.96 and 6,613,998.66

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Solution

The fourth proportional to 21,761,248.14, 32,640,690.96 and 6,613,998.66 is: 9,920,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,248.14 : 32,640,690.96 = 6,613,998.66 : x
  2. Step 2: Convert to fraction form
    21,761,248.14/32,640,690.96 = 6,613,998.66/x
  3. Step 3: Cross multiply
    21,761,248.14x = 32,640,690.96 × 6,613,998.66
  4. Step 4: Simplify right side
    21,761,248.14x = 215,885,486,270,914.12
  5. Step 5: Solve for x
    x = 215,885,486,270,914.12/21,761,248.14
  6. Step 6: Final answer
    x = 9,920,638.97

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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.