Home / 91,626,422.54-126,443,329.36-50,372,954.06

Finding the Fourth Proportional to 91,626,422.54, 126,443,329.36 and 50,372,954.06

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Solution

The fourth proportional to 91,626,422.54, 126,443,329.36 and 50,372,954.06 is: 69,514,053.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,626,422.54 : 126,443,329.36 = 50,372,954.06 : x
  2. Step 2: Convert to fraction form
    91,626,422.54/126,443,329.36 = 50,372,954.06/x
  3. Step 3: Cross multiply
    91,626,422.54x = 126,443,329.36 × 50,372,954.06
  4. Step 4: Simplify right side
    91,626,422.54x = 6,369,324,020,286,580
  5. Step 5: Solve for x
    x = 6,369,324,020,286,580/91,626,422.54
  6. Step 6: Final answer
    x = 69,514,053.31

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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.