Home / 21,372,402.60-32,061,714.30-6,991,986.60

Finding the Fourth Proportional to 21,372,402.60, 32,061,714.30 and 6,991,986.60

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Solution

The fourth proportional to 21,372,402.60, 32,061,714.30 and 6,991,986.60 is: 10,488,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,372,402.60 : 32,061,714.30 = 6,991,986.60 : x
  2. Step 2: Convert to fraction form
    21,372,402.60/32,061,714.30 = 6,991,986.60/x
  3. Step 3: Cross multiply
    21,372,402.60x = 32,061,714.30 × 6,991,986.60
  4. Step 4: Simplify right side
    21,372,402.60x = 224,175,076,758,628.38
  5. Step 5: Solve for x
    x = 224,175,076,758,628.38/21,372,402.60
  6. Step 6: Final answer
    x = 10,488,997.47

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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.