Home / 7,884,815.80-11,826,348.90-2,205,614.20

Finding the Fourth Proportional to 7,884,815.80, 11,826,348.90 and 2,205,614.20

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Solution

The fourth proportional to 7,884,815.80, 11,826,348.90 and 2,205,614.20 is: 3,308,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,815.80 : 11,826,348.90 = 2,205,614.20 : x
  2. Step 2: Convert to fraction form
    7,884,815.80/11,826,348.90 = 2,205,614.20/x
  3. Step 3: Cross multiply
    7,884,815.80x = 11,826,348.90 × 2,205,614.20
  4. Step 4: Simplify right side
    7,884,815.80x = 26,084,363,067,994.38
  5. Step 5: Solve for x
    x = 26,084,363,067,994.38/7,884,815.80
  6. Step 6: Final answer
    x = 3,308,176.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.