Home / 37,219,101.30-55,836,218.70-12,959,919.90

Finding the Fourth Proportional to 37,219,101.30, 55,836,218.70 and 12,959,919.90

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Solution

The fourth proportional to 37,219,101.30, 55,836,218.70 and 12,959,919.90 is: 19,442,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219,101.30 : 55,836,218.70 = 12,959,919.90 : x
  2. Step 2: Convert to fraction form
    37,219,101.30/55,836,218.70 = 12,959,919.90/x
  3. Step 3: Cross multiply
    37,219,101.30x = 55,836,218.70 × 12,959,919.90
  4. Step 4: Simplify right side
    37,219,101.30x = 723,632,921,870,882.25
  5. Step 5: Solve for x
    x = 723,632,921,870,882.25/37,219,101.30
  6. Step 6: Final answer
    x = 19,442,514.64

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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.