Home / 7,982,906.40-11,013,284.88-4,921,806.24

Finding the Fourth Proportional to 7,982,906.40, 11,013,284.88 and 4,921,806.24

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Solution

The fourth proportional to 7,982,906.40, 11,013,284.88 and 4,921,806.24 is: 6,790,165.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982,906.40 : 11,013,284.88 = 4,921,806.24 : x
  2. Step 2: Convert to fraction form
    7,982,906.40/11,013,284.88 = 4,921,806.24/x
  3. Step 3: Cross multiply
    7,982,906.40x = 11,013,284.88 × 4,921,806.24
  4. Step 4: Simplify right side
    7,982,906.40x = 54,205,254,245,281.66
  5. Step 5: Solve for x
    x = 54,205,254,245,281.66/7,982,906.40
  6. Step 6: Final answer
    x = 6,790,165.33

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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.