Home / 91,404,792.92-126,138,600.32-52,247,410.44

Finding the Fourth Proportional to 91,404,792.92, 126,138,600.32 and 52,247,410.44

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Solution

The fourth proportional to 91,404,792.92, 126,138,600.32 and 52,247,410.44 is: 72,101,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,404,792.92 : 126,138,600.32 = 52,247,410.44 : x
  2. Step 2: Convert to fraction form
    91,404,792.92/126,138,600.32 = 52,247,410.44/x
  3. Step 3: Cross multiply
    91,404,792.92x = 126,138,600.32 × 52,247,410.44
  4. Step 4: Simplify right side
    91,404,792.92x = 6,590,415,222,984,918
  5. Step 5: Solve for x
    x = 6,590,415,222,984,918/91,404,792.92
  6. Step 6: Final answer
    x = 72,101,418.46

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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.