Home / 91,448,806.04-126,199,474.14-49,632,871.38

Finding the Fourth Proportional to 91,448,806.04, 126,199,474.14 and 49,632,871.38

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Solution

The fourth proportional to 91,448,806.04, 126,199,474.14 and 49,632,871.38 is: 68,493,428.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,448,806.04 : 126,199,474.14 = 49,632,871.38 : x
  2. Step 2: Convert to fraction form
    91,448,806.04/126,199,474.14 = 49,632,871.38/x
  3. Step 3: Cross multiply
    91,448,806.04x = 126,199,474.14 × 49,632,871.38
  4. Step 4: Simplify right side
    91,448,806.04x = 6,263,642,268,214,256
  5. Step 5: Solve for x
    x = 6,263,642,268,214,256/91,448,806.04
  6. Step 6: Final answer
    x = 68,493,428.61

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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.