Home / 5,181,434.68-7,147,939.50-3,369,937.72

Finding the Fourth Proportional to 5,181,434.68, 7,147,939.50 and 3,369,937.72

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Solution

The fourth proportional to 5,181,434.68, 7,147,939.50 and 3,369,937.72 is: 4,648,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,434.68 : 7,147,939.50 = 3,369,937.72 : x
  2. Step 2: Convert to fraction form
    5,181,434.68/7,147,939.50 = 3,369,937.72/x
  3. Step 3: Cross multiply
    5,181,434.68x = 7,147,939.50 × 3,369,937.72
  4. Step 4: Simplify right side
    5,181,434.68x = 24,088,110,941,327.94
  5. Step 5: Solve for x
    x = 24,088,110,941,327.94/5,181,434.68
  6. Step 6: Final answer
    x = 4,648,926.88

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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.