Home / 21,761,176.77-32,640,584.13-6,613,927.29

Finding the Fourth Proportional to 21,761,176.77, 32,640,584.13 and 6,613,927.29

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Solution

The fourth proportional to 21,761,176.77, 32,640,584.13 and 6,613,927.29 is: 9,920,531.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,176.77 : 32,640,584.13 = 6,613,927.29 : x
  2. Step 2: Convert to fraction form
    21,761,176.77/32,640,584.13 = 6,613,927.29/x
  3. Step 3: Cross multiply
    21,761,176.77x = 32,640,584.13 × 6,613,927.29
  4. Step 4: Simplify right side
    21,761,176.77x = 215,882,450,138,947.91
  5. Step 5: Solve for x
    x = 215,882,450,138,947.91/21,761,176.77
  6. Step 6: Final answer
    x = 9,920,531.98

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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.