Home / 7,268,669.60-10,902,965.13-4,192,666.74

Finding the Fourth Proportional to 7,268,669.60, 10,902,965.13 and 4,192,666.74

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Solution

The fourth proportional to 7,268,669.60, 10,902,965.13 and 4,192,666.74 is: 6,288,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,669.60 : 10,902,965.13 = 4,192,666.74 : x
  2. Step 2: Convert to fraction form
    7,268,669.60/10,902,965.13 = 4,192,666.74/x
  3. Step 3: Cross multiply
    7,268,669.60x = 10,902,965.13 × 4,192,666.74
  4. Step 4: Simplify right side
    7,268,669.60x = 45,712,499,267,930.78
  5. Step 5: Solve for x
    x = 45,712,499,267,930.78/7,268,669.60
  6. Step 6: Final answer
    x = 6,288,977.46

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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.