Home / 15,053,036.51-20,771,524.37-8,347,200.56

Finding the Fourth Proportional to 15,053,036.51, 20,771,524.37 and 8,347,200.56

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Solution

The fourth proportional to 15,053,036.51, 20,771,524.37 and 8,347,200.56 is: 11,518,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053,036.51 : 20,771,524.37 = 8,347,200.56 : x
  2. Step 2: Convert to fraction form
    15,053,036.51/20,771,524.37 = 8,347,200.56/x
  3. Step 3: Cross multiply
    15,053,036.51x = 20,771,524.37 × 8,347,200.56
  4. Step 4: Simplify right side
    15,053,036.51x = 173,384,079,707,724
  5. Step 5: Solve for x
    x = 173,384,079,707,724/15,053,036.51
  6. Step 6: Final answer
    x = 11,518,212.93

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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.