Home / 21,908,675.91-32,866,003.08-9,126,191.25

Finding the Fourth Proportional to 21,908,675.91, 32,866,003.08 and 9,126,191.25

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Solution

The fourth proportional to 21,908,675.91, 32,866,003.08 and 9,126,191.25 is: 13,690,532.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908,675.91 : 32,866,003.08 = 9,126,191.25 : x
  2. Step 2: Convert to fraction form
    21,908,675.91/32,866,003.08 = 9,126,191.25/x
  3. Step 3: Cross multiply
    21,908,675.91x = 32,866,003.08 × 9,126,191.25
  4. Step 4: Simplify right side
    21,908,675.91x = 299,941,429,731,169.06
  5. Step 5: Solve for x
    x = 299,941,429,731,169.06/21,908,675.91
  6. Step 6: Final answer
    x = 13,690,532.05

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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.