Home / 38,146,881.75-52,643,694.52-20,744,244.78

Finding the Fourth Proportional to 38,146,881.75, 52,643,694.52 and 20,744,244.78

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Solution

The fourth proportional to 38,146,881.75, 52,643,694.52 and 20,744,244.78 is: 28,627,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,146,881.75 : 52,643,694.52 = 20,744,244.78 : x
  2. Step 2: Convert to fraction form
    38,146,881.75/52,643,694.52 = 20,744,244.78/x
  3. Step 3: Cross multiply
    38,146,881.75x = 52,643,694.52 × 20,744,244.78
  4. Step 4: Simplify right side
    38,146,881.75x = 1,092,053,685,246,424.75
  5. Step 5: Solve for x
    x = 1,092,053,685,246,424.75/38,146,881.75
  6. Step 6: Final answer
    x = 28,627,600.35

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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.