Home / 14,990,773.14-20,687,273.64-8,115,255

Finding the Fourth Proportional to 14,990,773.14, 20,687,273.64 and 8,115,255

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Solution

The fourth proportional to 14,990,773.14, 20,687,273.64 and 8,115,255 is: 11,199,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990,773.14 : 20,687,273.64 = 8,115,255 : x
  2. Step 2: Convert to fraction form
    14,990,773.14/20,687,273.64 = 8,115,255/x
  3. Step 3: Cross multiply
    14,990,773.14x = 20,687,273.64 × 8,115,255
  4. Step 4: Simplify right side
    14,990,773.14x = 167,882,500,843,378.22
  5. Step 5: Solve for x
    x = 167,882,500,843,378.22/14,990,773.14
  6. Step 6: Final answer
    x = 11,199,055.53

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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.