Home / 15,222,713.64-20,987,022.96-12,093,360.48

Finding the Fourth Proportional to 15,222,713.64, 20,987,022.96 and 12,093,360.48

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Solution

The fourth proportional to 15,222,713.64, 20,987,022.96 and 12,093,360.48 is: 16,672,693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,222,713.64 : 20,987,022.96 = 12,093,360.48 : x
  2. Step 2: Convert to fraction form
    15,222,713.64/20,987,022.96 = 12,093,360.48/x
  3. Step 3: Cross multiply
    15,222,713.64x = 20,987,022.96 × 12,093,360.48
  4. Step 4: Simplify right side
    15,222,713.64x = 253,803,634,057,316.66
  5. Step 5: Solve for x
    x = 253,803,634,057,316.66/15,222,713.64
  6. Step 6: Final answer
    x = 16,672,693.19

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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.