Home / 18,727,373.13-28,091,059.69-5,264,201.13

Finding the Fourth Proportional to 18,727,373.13, 28,091,059.69 and 5,264,201.13

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Solution

The fourth proportional to 18,727,373.13, 28,091,059.69 and 5,264,201.13 is: 7,896,301.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727,373.13 : 28,091,059.69 = 5,264,201.13 : x
  2. Step 2: Convert to fraction form
    18,727,373.13/28,091,059.69 = 5,264,201.13/x
  3. Step 3: Cross multiply
    18,727,373.13x = 28,091,059.69 × 5,264,201.13
  4. Step 4: Simplify right side
    18,727,373.13x = 147,876,988,162,995.47
  5. Step 5: Solve for x
    x = 147,876,988,162,995.47/18,727,373.13
  6. Step 6: Final answer
    x = 7,896,301.69

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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.