Home / 6,151,812.76-8,427,843.29-5,921,805.16

Finding the Fourth Proportional to 6,151,812.76, 8,427,843.29 and 5,921,805.16

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Solution

The fourth proportional to 6,151,812.76, 8,427,843.29 and 5,921,805.16 is: 8,112,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,812.76 : 8,427,843.29 = 5,921,805.16 : x
  2. Step 2: Convert to fraction form
    6,151,812.76/8,427,843.29 = 5,921,805.16/x
  3. Step 3: Cross multiply
    6,151,812.76x = 8,427,843.29 × 5,921,805.16
  4. Step 4: Simplify right side
    6,151,812.76x = 49,908,045,882,393.38
  5. Step 5: Solve for x
    x = 49,908,045,882,393.38/6,151,812.76
  6. Step 6: Final answer
    x = 8,112,738.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.