Home / 50,960,147.28-70,320,683.38-28,631,385.16

Finding the Fourth Proportional to 50,960,147.28, 70,320,683.38 and 28,631,385.16

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Solution

The fourth proportional to 50,960,147.28, 70,320,683.38 and 28,631,385.16 is: 39,508,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,960,147.28 : 70,320,683.38 = 28,631,385.16 : x
  2. Step 2: Convert to fraction form
    50,960,147.28/70,320,683.38 = 28,631,385.16/x
  3. Step 3: Cross multiply
    50,960,147.28x = 70,320,683.38 × 28,631,385.16
  4. Step 4: Simplify right side
    50,960,147.28x = 2,013,378,570,567,190.50
  5. Step 5: Solve for x
    x = 2,013,378,570,567,190.50/50,960,147.28
  6. Step 6: Final answer
    x = 39,508,884.45

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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.