Home / 7,656,684.20-10,566,694.88-4,218,924.32

Finding the Fourth Proportional to 7,656,684.20, 10,566,694.88 and 4,218,924.32

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Solution

The fourth proportional to 7,656,684.20, 10,566,694.88 and 4,218,924.32 is: 5,822,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,684.20 : 10,566,694.88 = 4,218,924.32 : x
  2. Step 2: Convert to fraction form
    7,656,684.20/10,566,694.88 = 4,218,924.32/x
  3. Step 3: Cross multiply
    7,656,684.20x = 10,566,694.88 × 4,218,924.32
  4. Step 4: Simplify right side
    7,656,684.20x = 44,580,086,011,251.48
  5. Step 5: Solve for x
    x = 44,580,086,011,251.48/7,656,684.20
  6. Step 6: Final answer
    x = 5,822,374.91

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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.