Home / 21,908,672.91-32,865,998.58-9,126,188.26

Finding the Fourth Proportional to 21,908,672.91, 32,865,998.58 and 9,126,188.26

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Solution

The fourth proportional to 21,908,672.91, 32,865,998.58 and 9,126,188.26 is: 13,690,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908,672.91 : 32,865,998.58 = 9,126,188.26 : x
  2. Step 2: Convert to fraction form
    21,908,672.91/32,865,998.58 = 9,126,188.26/x
  3. Step 3: Cross multiply
    21,908,672.91x = 32,865,998.58 × 9,126,188.26
  4. Step 4: Simplify right side
    21,908,672.91x = 299,941,290,311,807.69
  5. Step 5: Solve for x
    x = 299,941,290,311,807.69/21,908,672.91
  6. Step 6: Final answer
    x = 13,690,527.56

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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.