Home / 15,276,240.49-21,080,570.13-8,661,273.95

Finding the Fourth Proportional to 15,276,240.49, 21,080,570.13 and 8,661,273.95

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Solution

The fourth proportional to 15,276,240.49, 21,080,570.13 and 8,661,273.95 is: 11,952,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,240.49 : 21,080,570.13 = 8,661,273.95 : x
  2. Step 2: Convert to fraction form
    15,276,240.49/21,080,570.13 = 8,661,273.95/x
  3. Step 3: Cross multiply
    15,276,240.49x = 21,080,570.13 × 8,661,273.95
  4. Step 4: Simplify right side
    15,276,240.49x = 182,584,592,918,117.09
  5. Step 5: Solve for x
    x = 182,584,592,918,117.09/15,276,240.49
  6. Step 6: Final answer
    x = 11,952,194.20

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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.