Home / 21,984,575.40-32,988,672.90-9,206,371.80

Finding the Fourth Proportional to 21,984,575.40, 32,988,672.90 and 9,206,371.80

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Solution

The fourth proportional to 21,984,575.40, 32,988,672.90 and 9,206,371.80 is: 13,814,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,575.40 : 32,988,672.90 = 9,206,371.80 : x
  2. Step 2: Convert to fraction form
    21,984,575.40/32,988,672.90 = 9,206,371.80/x
  3. Step 3: Cross multiply
    21,984,575.40x = 32,988,672.90 × 9,206,371.80
  4. Step 4: Simplify right side
    21,984,575.40x = 303,705,987,905,984.25
  5. Step 5: Solve for x
    x = 303,705,987,905,984.25/21,984,575.40
  6. Step 6: Final answer
    x = 13,814,503.23

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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.