Home / 21,761,237.89-32,640,675.59-6,613,988.41

Finding the Fourth Proportional to 21,761,237.89, 32,640,675.59 and 6,613,988.41

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Solution

The fourth proportional to 21,761,237.89, 32,640,675.59 and 6,613,988.41 is: 9,920,623.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,237.89 : 32,640,675.59 = 6,613,988.41 : x
  2. Step 2: Convert to fraction form
    21,761,237.89/32,640,675.59 = 6,613,988.41/x
  3. Step 3: Cross multiply
    21,761,237.89x = 32,640,675.59 × 6,613,988.41
  4. Step 4: Simplify right side
    21,761,237.89x = 215,885,050,066,962.03
  5. Step 5: Solve for x
    x = 215,885,050,066,962.03/21,761,237.89
  6. Step 6: Final answer
    x = 9,920,623.59

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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.