Home / 50,960,138.28-70,320,670.96-28,631,376.16

Finding the Fourth Proportional to 50,960,138.28, 70,320,670.96 and 28,631,376.16

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Solution

The fourth proportional to 50,960,138.28, 70,320,670.96 and 28,631,376.16 is: 39,508,872.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,960,138.28 : 70,320,670.96 = 28,631,376.16 : x
  2. Step 2: Convert to fraction form
    50,960,138.28/70,320,670.96 = 28,631,376.16/x
  3. Step 3: Cross multiply
    50,960,138.28x = 70,320,670.96 × 28,631,376.16
  4. Step 4: Simplify right side
    50,960,138.28x = 2,013,377,582,079,348.25
  5. Step 5: Solve for x
    x = 2,013,377,582,079,348.25/50,960,138.28
  6. Step 6: Final answer
    x = 39,508,872.03

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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.