Home / 7,862,920.68-10,854,178.56-5,286,096

Finding the Fourth Proportional to 7,862,920.68, 10,854,178.56 and 5,286,096

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Solution

The fourth proportional to 7,862,920.68, 10,854,178.56 and 5,286,096 is: 7,297,063.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,920.68 : 10,854,178.56 = 5,286,096 : x
  2. Step 2: Convert to fraction form
    7,862,920.68/10,854,178.56 = 5,286,096/x
  3. Step 3: Cross multiply
    7,862,920.68x = 10,854,178.56 × 5,286,096
  4. Step 4: Simplify right side
    7,862,920.68x = 57,376,229,869,301.77
  5. Step 5: Solve for x
    x = 57,376,229,869,301.77/7,862,920.68
  6. Step 6: Final answer
    x = 7,297,063.29

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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.