Home / 21,908,673.60-32,865,999.62-9,126,188.96

Finding the Fourth Proportional to 21,908,673.60, 32,865,999.62 and 9,126,188.96

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Solution

The fourth proportional to 21,908,673.60, 32,865,999.62 and 9,126,188.96 is: 13,690,528.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908,673.60 : 32,865,999.62 = 9,126,188.96 : x
  2. Step 2: Convert to fraction form
    21,908,673.60/32,865,999.62 = 9,126,188.96/x
  3. Step 3: Cross multiply
    21,908,673.60x = 32,865,999.62 × 9,126,188.96
  4. Step 4: Simplify right side
    21,908,673.60x = 299,941,322,891,408.25
  5. Step 5: Solve for x
    x = 299,941,322,891,408.25/21,908,673.60
  6. Step 6: Final answer
    x = 13,690,528.62

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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.