Home / 7,101,711.35-10,654,145.71-3,313,127.51

Finding the Fourth Proportional to 7,101,711.35, 10,654,145.71 and 3,313,127.51

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Solution

The fourth proportional to 7,101,711.35, 10,654,145.71 and 3,313,127.51 is: 4,970,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,711.35 : 10,654,145.71 = 3,313,127.51 : x
  2. Step 2: Convert to fraction form
    7,101,711.35/10,654,145.71 = 3,313,127.51/x
  3. Step 3: Cross multiply
    7,101,711.35x = 10,654,145.71 × 3,313,127.51
  4. Step 4: Simplify right side
    7,101,711.35x = 35,298,543,247,349.48
  5. Step 5: Solve for x
    x = 35,298,543,247,349.48/7,101,711.35
  6. Step 6: Final answer
    x = 4,970,427.76

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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.