Home / 21,969,779.60-32,935,008.60-8,502,131.60

Finding the Fourth Proportional to 21,969,779.60, 32,935,008.60 and 8,502,131.60

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Solution

The fourth proportional to 21,969,779.60, 32,935,008.60 and 8,502,131.60 is: 12,745,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,969,779.60 : 32,935,008.60 = 8,502,131.60 : x
  2. Step 2: Convert to fraction form
    21,969,779.60/32,935,008.60 = 8,502,131.60/x
  3. Step 3: Cross multiply
    21,969,779.60x = 32,935,008.60 × 8,502,131.60
  4. Step 4: Simplify right side
    21,969,779.60x = 280,017,777,364,331.75
  5. Step 5: Solve for x
    x = 280,017,777,364,331.75/21,969,779.60
  6. Step 6: Final answer
    x = 12,745,588.83

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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.