Home / 21,761,248.86-32,640,692.04-6,613,999.38

Finding the Fourth Proportional to 21,761,248.86, 32,640,692.04 and 6,613,999.38

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Solution

The fourth proportional to 21,761,248.86, 32,640,692.04 and 6,613,999.38 is: 9,920,640.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,248.86 : 32,640,692.04 = 6,613,999.38 : x
  2. Step 2: Convert to fraction form
    21,761,248.86/32,640,692.04 = 6,613,999.38/x
  3. Step 3: Cross multiply
    21,761,248.86x = 32,640,692.04 × 6,613,999.38
  4. Step 4: Simplify right side
    21,761,248.86x = 215,885,516,915,330.94
  5. Step 5: Solve for x
    x = 215,885,516,915,330.94/21,761,248.86
  6. Step 6: Final answer
    x = 9,920,640.05

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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.