Home / 27,754,275.12-38,300,292.12-15,195,303.60

Finding the Fourth Proportional to 27,754,275.12, 38,300,292.12 and 15,195,303.60

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Solution

The fourth proportional to 27,754,275.12, 38,300,292.12 and 15,195,303.60 is: 20,969,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,754,275.12 : 38,300,292.12 = 15,195,303.60 : x
  2. Step 2: Convert to fraction form
    27,754,275.12/38,300,292.12 = 15,195,303.60/x
  3. Step 3: Cross multiply
    27,754,275.12x = 38,300,292.12 × 15,195,303.60
  4. Step 4: Simplify right side
    27,754,275.12x = 581,984,566,732,087.62
  5. Step 5: Solve for x
    x = 581,984,566,732,087.62/27,754,275.12
  6. Step 6: Final answer
    x = 20,969,186.34

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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.