Home / 51,275,757.43-70,760,547.66-28,070,884.39

Finding the Fourth Proportional to 51,275,757.43, 70,760,547.66 and 28,070,884.39

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Solution

The fourth proportional to 51,275,757.43, 70,760,547.66 and 28,070,884.39 is: 38,737,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,275,757.43 : 70,760,547.66 = 28,070,884.39 : x
  2. Step 2: Convert to fraction form
    51,275,757.43/70,760,547.66 = 28,070,884.39/x
  3. Step 3: Cross multiply
    51,275,757.43x = 70,760,547.66 × 28,070,884.39
  4. Step 4: Simplify right side
    51,275,757.43x = 1,986,311,152,736,945
  5. Step 5: Solve for x
    x = 1,986,311,152,736,945/51,275,757.43
  6. Step 6: Final answer
    x = 38,737,821.78

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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.