Home / 51,275,756.43-70,760,546.28-28,070,883.39

Finding the Fourth Proportional to 51,275,756.43, 70,760,546.28 and 28,070,883.39

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Solution

The fourth proportional to 51,275,756.43, 70,760,546.28 and 28,070,883.39 is: 38,737,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,275,756.43 : 70,760,546.28 = 28,070,883.39 : x
  2. Step 2: Convert to fraction form
    51,275,756.43/70,760,546.28 = 28,070,883.39/x
  3. Step 3: Cross multiply
    51,275,756.43x = 70,760,546.28 × 28,070,883.39
  4. Step 4: Simplify right side
    51,275,756.43x = 1,986,311,043,265,611
  5. Step 5: Solve for x
    x = 1,986,311,043,265,611/51,275,756.43
  6. Step 6: Final answer
    x = 38,737,820.40

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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.