Home / 91,551,357.47-126,340,982.97-49,735,450.46

Finding the Fourth Proportional to 91,551,357.47, 126,340,982.97 and 49,735,450.46

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Solution

The fourth proportional to 91,551,357.47, 126,340,982.97 and 49,735,450.46 is: 68,634,981.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,551,357.47 : 126,340,982.97 = 49,735,450.46 : x
  2. Step 2: Convert to fraction form
    91,551,357.47/126,340,982.97 = 49,735,450.46/x
  3. Step 3: Cross multiply
    91,551,357.47x = 126,340,982.97 × 49,735,450.46
  4. Step 4: Simplify right side
    91,551,357.47x = 6,283,625,699,270,953
  5. Step 5: Solve for x
    x = 6,283,625,699,270,953/91,551,357.47
  6. Step 6: Final answer
    x = 68,634,981.20

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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.