Home / 5,160,311.08-7,740,761.94-1,566,195.28

Finding the Fourth Proportional to 5,160,311.08, 7,740,761.94 and 1,566,195.28

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Solution

The fourth proportional to 5,160,311.08, 7,740,761.94 and 1,566,195.28 is: 2,349,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,311.08 : 7,740,761.94 = 1,566,195.28 : x
  2. Step 2: Convert to fraction form
    5,160,311.08/7,740,761.94 = 1,566,195.28/x
  3. Step 3: Cross multiply
    5,160,311.08x = 7,740,761.94 × 1,566,195.28
  4. Step 4: Simplify right side
    5,160,311.08x = 12,123,544,814,031.64
  5. Step 5: Solve for x
    x = 12,123,544,814,031.64/5,160,311.08
  6. Step 6: Final answer
    x = 2,349,382.55

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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.