Home / 21,761,240.65-32,640,679.71-6,613,991.17

Finding the Fourth Proportional to 21,761,240.65, 32,640,679.71 and 6,613,991.17

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Solution

The fourth proportional to 21,761,240.65, 32,640,679.71 and 6,613,991.17 is: 9,920,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,240.65 : 32,640,679.71 = 6,613,991.17 : x
  2. Step 2: Convert to fraction form
    21,761,240.65/32,640,679.71 = 6,613,991.17/x
  3. Step 3: Cross multiply
    21,761,240.65x = 32,640,679.71 × 6,613,991.17
  4. Step 4: Simplify right side
    21,761,240.65x = 215,885,167,221,534.78
  5. Step 5: Solve for x
    x = 215,885,167,221,534.78/21,761,240.65
  6. Step 6: Final answer
    x = 9,920,627.72

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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.