Home / 38,976,241.64-58,437,789.66-19,769,963.72

Finding the Fourth Proportional to 38,976,241.64, 58,437,789.66 and 19,769,963.72

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Solution

The fourth proportional to 38,976,241.64, 58,437,789.66 and 19,769,963.72 is: 29,641,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976,241.64 : 58,437,789.66 = 19,769,963.72 : x
  2. Step 2: Convert to fraction form
    38,976,241.64/58,437,789.66 = 19,769,963.72/x
  3. Step 3: Cross multiply
    38,976,241.64x = 58,437,789.66 × 19,769,963.72
  4. Step 4: Simplify right side
    38,976,241.64x = 1,155,312,981,455,191
  5. Step 5: Solve for x
    x = 1,155,312,981,455,191/38,976,241.64
  6. Step 6: Final answer
    x = 29,641,467.03

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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.