Home / 21,732,655.80-32,598,983.70-13,087,882.20

Finding the Fourth Proportional to 21,732,655.80, 32,598,983.70 and 13,087,882.20

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Solution

The fourth proportional to 21,732,655.80, 32,598,983.70 and 13,087,882.20 is: 19,631,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,655.80 : 32,598,983.70 = 13,087,882.20 : x
  2. Step 2: Convert to fraction form
    21,732,655.80/32,598,983.70 = 13,087,882.20/x
  3. Step 3: Cross multiply
    21,732,655.80x = 32,598,983.70 × 13,087,882.20
  4. Step 4: Simplify right side
    21,732,655.80x = 426,651,658,505,320.12
  5. Step 5: Solve for x
    x = 426,651,658,505,320.12/21,732,655.80
  6. Step 6: Final answer
    x = 19,631,823.30

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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.