Home / 54,023,794.43-80,986,036.65-19,471,740.05

Finding the Fourth Proportional to 54,023,794.43, 80,986,036.65 and 19,471,740.05

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Solution

The fourth proportional to 54,023,794.43, 80,986,036.65 and 19,471,740.05 is: 29,189,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,023,794.43 : 80,986,036.65 = 19,471,740.05 : x
  2. Step 2: Convert to fraction form
    54,023,794.43/80,986,036.65 = 19,471,740.05/x
  3. Step 3: Cross multiply
    54,023,794.43x = 80,986,036.65 × 19,471,740.05
  4. Step 4: Simplify right side
    54,023,794.43x = 1,576,939,053,458,018.75
  5. Step 5: Solve for x
    x = 1,576,939,053,458,018.75/54,023,794.43
  6. Step 6: Final answer
    x = 29,189,712.98

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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.