Home / 7,862,852.80-10,854,084.92-5,286,028.25

Finding the Fourth Proportional to 7,862,852.80, 10,854,084.92 and 5,286,028.25

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Solution

The fourth proportional to 7,862,852.80, 10,854,084.92 and 5,286,028.25 is: 7,296,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,852.80 : 10,854,084.92 = 5,286,028.25 : x
  2. Step 2: Convert to fraction form
    7,862,852.80/10,854,084.92 = 5,286,028.25/x
  3. Step 3: Cross multiply
    7,862,852.80x = 10,854,084.92 × 5,286,028.25
  4. Step 4: Simplify right side
    7,862,852.80x = 57,374,999,555,369.27
  5. Step 5: Solve for x
    x = 57,374,999,555,369.27/7,862,852.80
  6. Step 6: Final answer
    x = 7,296,969.82

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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.