Home / 27,793,358.42-38,354,838.26-15,404,251.70

Finding the Fourth Proportional to 27,793,358.42, 38,354,838.26 and 15,404,251.70

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Solution

The fourth proportional to 27,793,358.42, 38,354,838.26 and 15,404,251.70 is: 21,257,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793,358.42 : 38,354,838.26 = 15,404,251.70 : x
  2. Step 2: Convert to fraction form
    27,793,358.42/38,354,838.26 = 15,404,251.70/x
  3. Step 3: Cross multiply
    27,793,358.42x = 38,354,838.26 × 15,404,251.70
  4. Step 4: Simplify right side
    27,793,358.42x = 590,827,582,469,830
  5. Step 5: Solve for x
    x = 590,827,582,469,830/27,793,358.42
  6. Step 6: Final answer
    x = 21,257,869.36

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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.