Home / 7,900,062.39-10,902,972.78-4,462,524.87

Finding the Fourth Proportional to 7,900,062.39, 10,902,972.78 and 4,462,524.87

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Solution

The fourth proportional to 7,900,062.39, 10,902,972.78 and 4,462,524.87 is: 6,158,785.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,062.39 : 10,902,972.78 = 4,462,524.87 : x
  2. Step 2: Convert to fraction form
    7,900,062.39/10,902,972.78 = 4,462,524.87/x
  3. Step 3: Cross multiply
    7,900,062.39x = 10,902,972.78 × 4,462,524.87
  4. Step 4: Simplify right side
    7,900,062.39x = 48,654,787,187,683.04
  5. Step 5: Solve for x
    x = 48,654,787,187,683.04/7,900,062.39
  6. Step 6: Final answer
    x = 6,158,785.18

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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.