Home / 7,015,146.12-9,681,718.46-5,835,661.38

Finding the Fourth Proportional to 7,015,146.12, 9,681,718.46 and 5,835,661.38

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Solution

The fourth proportional to 7,015,146.12, 9,681,718.46 and 5,835,661.38 is: 8,053,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015,146.12 : 9,681,718.46 = 5,835,661.38 : x
  2. Step 2: Convert to fraction form
    7,015,146.12/9,681,718.46 = 5,835,661.38/x
  3. Step 3: Cross multiply
    7,015,146.12x = 9,681,718.46 × 5,835,661.38
  4. Step 4: Simplify right side
    7,015,146.12x = 56,499,230,479,876.77
  5. Step 5: Solve for x
    x = 56,499,230,479,876.77/7,015,146.12
  6. Step 6: Final answer
    x = 8,053,892.18

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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.