Home / 91,740,155.04-126,601,376.22-50,487,047.28

Finding the Fourth Proportional to 91,740,155.04, 126,601,376.22 and 50,487,047.28

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Solution

The fourth proportional to 91,740,155.04, 126,601,376.22 and 50,487,047.28 is: 69,672,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,740,155.04 : 126,601,376.22 = 50,487,047.28 : x
  2. Step 2: Convert to fraction form
    91,740,155.04/126,601,376.22 = 50,487,047.28/x
  3. Step 3: Cross multiply
    91,740,155.04x = 126,601,376.22 × 50,487,047.28
  4. Step 4: Simplify right side
    91,740,155.04x = 6,391,729,666,932,208
  5. Step 5: Solve for x
    x = 6,391,729,666,932,208/91,740,155.04
  6. Step 6: Final answer
    x = 69,672,104.48

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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.