Home / 91,660,962.48-126,489,232.44-50,407,727.28

Finding the Fourth Proportional to 91,660,962.48, 126,489,232.44 and 50,407,727.28

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Solution

The fourth proportional to 91,660,962.48, 126,489,232.44 and 50,407,727.28 is: 69,561,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,660,962.48 : 126,489,232.44 = 50,407,727.28 : x
  2. Step 2: Convert to fraction form
    91,660,962.48/126,489,232.44 = 50,407,727.28/x
  3. Step 3: Cross multiply
    91,660,962.48x = 126,489,232.44 × 50,407,727.28
  4. Step 4: Simplify right side
    91,660,962.48x = 6,376,034,732,692,049
  5. Step 5: Solve for x
    x = 6,376,034,732,692,049/91,660,962.48
  6. Step 6: Final answer
    x = 69,561,071.15

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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.