Home / 8,613,357.45-11,882,698.37-5,126,741.21

Finding the Fourth Proportional to 8,613,357.45, 11,882,698.37 and 5,126,741.21

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Solution

The fourth proportional to 8,613,357.45, 11,882,698.37 and 5,126,741.21 is: 7,072,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,357.45 : 11,882,698.37 = 5,126,741.21 : x
  2. Step 2: Convert to fraction form
    8,613,357.45/11,882,698.37 = 5,126,741.21/x
  3. Step 3: Cross multiply
    8,613,357.45x = 11,882,698.37 × 5,126,741.21
  4. Step 4: Simplify right side
    8,613,357.45x = 60,919,519,347,248.48
  5. Step 5: Solve for x
    x = 60,919,519,347,248.48/8,613,357.45
  6. Step 6: Final answer
    x = 7,072,679.81

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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.