Home / 51,425,152.92-70,963,217.18-28,221,774.56

Finding the Fourth Proportional to 51,425,152.92, 70,963,217.18 and 28,221,774.56

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Solution

The fourth proportional to 51,425,152.92, 70,963,217.18 and 28,221,774.56 is: 38,944,131.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,425,152.92 : 70,963,217.18 = 28,221,774.56 : x
  2. Step 2: Convert to fraction form
    51,425,152.92/70,963,217.18 = 28,221,774.56/x
  3. Step 3: Cross multiply
    51,425,152.92x = 70,963,217.18 × 28,221,774.56
  4. Step 4: Simplify right side
    51,425,152.92x = 2,002,707,917,306,279
  5. Step 5: Solve for x
    x = 2,002,707,917,306,279/51,425,152.92
  6. Step 6: Final answer
    x = 38,944,131.49

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1.5x scale

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.