Home / 7,718,108.56-11,584,101.72-4,126,945.12

Finding the Fourth Proportional to 7,718,108.56, 11,584,101.72 and 4,126,945.12

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Solution

The fourth proportional to 7,718,108.56, 11,584,101.72 and 4,126,945.12 is: 6,194,127.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,108.56 : 11,584,101.72 = 4,126,945.12 : x
  2. Step 2: Convert to fraction form
    7,718,108.56/11,584,101.72 = 4,126,945.12/x
  3. Step 3: Cross multiply
    7,718,108.56x = 11,584,101.72 × 4,126,945.12
  4. Step 4: Simplify right side
    7,718,108.56x = 47,806,952,062,937.61
  5. Step 5: Solve for x
    x = 47,806,952,062,937.61/7,718,108.56
  6. Step 6: Final answer
    x = 6,194,127.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.