Home / 21,986,283.28-32,984,491.55-7,609,351.24

Finding the Fourth Proportional to 21,986,283.28, 32,984,491.55 and 7,609,351.24

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Solution

The fourth proportional to 21,986,283.28, 32,984,491.55 and 7,609,351.24 is: 11,415,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,986,283.28 : 32,984,491.55 = 7,609,351.24 : x
  2. Step 2: Convert to fraction form
    21,986,283.28/32,984,491.55 = 7,609,351.24/x
  3. Step 3: Cross multiply
    21,986,283.28x = 32,984,491.55 × 7,609,351.24
  4. Step 4: Simplify right side
    21,986,283.28x = 250,990,581,679,945.91
  5. Step 5: Solve for x
    x = 250,990,581,679,945.91/21,986,283.28
  6. Step 6: Final answer
    x = 11,415,780.40

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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.