Home / 27,754,272.12-38,300,287.98-15,195,300.60

Finding the Fourth Proportional to 27,754,272.12, 38,300,287.98 and 15,195,300.60

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Solution

The fourth proportional to 27,754,272.12, 38,300,287.98 and 15,195,300.60 is: 20,969,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,754,272.12 : 38,300,287.98 = 15,195,300.60 : x
  2. Step 2: Convert to fraction form
    27,754,272.12/38,300,287.98 = 15,195,300.60/x
  3. Step 3: Cross multiply
    27,754,272.12x = 38,300,287.98 × 15,195,300.60
  4. Step 4: Simplify right side
    27,754,272.12x = 581,984,388,922,666.75
  5. Step 5: Solve for x
    x = 581,984,388,922,666.75/27,754,272.12
  6. Step 6: Final answer
    x = 20,969,182.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.