Home / 13,967,657.51-20,945,377.17-7,046,877.78

Finding the Fourth Proportional to 13,967,657.51, 20,945,377.17 and 7,046,877.78

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Solution

The fourth proportional to 13,967,657.51, 20,945,377.17 and 7,046,877.78 is: 10,567,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967,657.51 : 20,945,377.17 = 7,046,877.78 : x
  2. Step 2: Convert to fraction form
    13,967,657.51/20,945,377.17 = 7,046,877.78/x
  3. Step 3: Cross multiply
    13,967,657.51x = 20,945,377.17 × 7,046,877.78
  4. Step 4: Simplify right side
    13,967,657.51x = 147,599,512,972,992.31
  5. Step 5: Solve for x
    x = 147,599,512,972,992.31/13,967,657.51
  6. Step 6: Final answer
    x = 10,567,234.55

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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.