Home / 13,546,005.66-18,693,499.86-7,351,052.31

Finding the Fourth Proportional to 13,546,005.66, 18,693,499.86 and 7,351,052.31

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Solution

The fourth proportional to 13,546,005.66, 18,693,499.86 and 7,351,052.31 is: 10,144,458.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546,005.66 : 18,693,499.86 = 7,351,052.31 : x
  2. Step 2: Convert to fraction form
    13,546,005.66/18,693,499.86 = 7,351,052.31/x
  3. Step 3: Cross multiply
    13,546,005.66x = 18,693,499.86 × 7,351,052.31
  4. Step 4: Simplify right side
    13,546,005.66x = 137,416,895,327,837.67
  5. Step 5: Solve for x
    x = 137,416,895,327,837.67/13,546,005.66
  6. Step 6: Final answer
    x = 10,144,458.73

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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.