Home / 10,875,640.68-15,008,769.51-5,981,241.33

Finding the Fourth Proportional to 10,875,640.68, 15,008,769.51 and 5,981,241.33

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Solution

The fourth proportional to 10,875,640.68, 15,008,769.51 and 5,981,241.33 is: 8,254,324.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,640.68 : 15,008,769.51 = 5,981,241.33 : x
  2. Step 2: Convert to fraction form
    10,875,640.68/15,008,769.51 = 5,981,241.33/x
  3. Step 3: Cross multiply
    10,875,640.68x = 15,008,769.51 × 5,981,241.33
  4. Step 4: Simplify right side
    10,875,640.68x = 89,771,072,505,655.84
  5. Step 5: Solve for x
    x = 89,771,072,505,655.84/10,875,640.68
  6. Step 6: Final answer
    x = 8,254,324.98

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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.