Home / 7,028,743.32-10,531,079.19-3,836,109.69

Finding the Fourth Proportional to 7,028,743.32, 10,531,079.19 and 3,836,109.69

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Solution

The fourth proportional to 7,028,743.32, 10,531,079.19 and 3,836,109.69 is: 5,747,595.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,743.32 : 10,531,079.19 = 3,836,109.69 : x
  2. Step 2: Convert to fraction form
    7,028,743.32/10,531,079.19 = 3,836,109.69/x
  3. Step 3: Cross multiply
    7,028,743.32x = 10,531,079.19 × 3,836,109.69
  4. Step 4: Simplify right side
    7,028,743.32x = 40,398,374,926,916.35
  5. Step 5: Solve for x
    x = 40,398,374,926,916.35/7,028,743.32
  6. Step 6: Final answer
    x = 5,747,595.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.