Home / 21,895,967.80-32,844,389.10-5,720,915.80

Finding the Fourth Proportional to 21,895,967.80, 32,844,389.10 and 5,720,915.80

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Solution

The fourth proportional to 21,895,967.80, 32,844,389.10 and 5,720,915.80 is: 8,581,487.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895,967.80 : 32,844,389.10 = 5,720,915.80 : x
  2. Step 2: Convert to fraction form
    21,895,967.80/32,844,389.10 = 5,720,915.80/x
  3. Step 3: Cross multiply
    21,895,967.80x = 32,844,389.10 × 5,720,915.80
  4. Step 4: Simplify right side
    21,895,967.80x = 187,899,984,543,537.78
  5. Step 5: Solve for x
    x = 187,899,984,543,537.78/21,895,967.80
  6. Step 6: Final answer
    x = 8,581,487.98

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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.