Home / 7,517,864.38-10,374,659.96-4,080,106.30

Finding the Fourth Proportional to 7,517,864.38, 10,374,659.96 and 4,080,106.30

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Solution

The fourth proportional to 7,517,864.38, 10,374,659.96 and 4,080,106.30 is: 5,630,550.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,864.38 : 10,374,659.96 = 4,080,106.30 : x
  2. Step 2: Convert to fraction form
    7,517,864.38/10,374,659.96 = 4,080,106.30/x
  3. Step 3: Cross multiply
    7,517,864.38x = 10,374,659.96 × 4,080,106.30
  4. Step 4: Simplify right side
    7,517,864.38x = 42,329,715,463,153.75
  5. Step 5: Solve for x
    x = 42,329,715,463,153.75/7,517,864.38
  6. Step 6: Final answer
    x = 5,630,550.56

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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.