Home / 7,278,398.04-10,906,814.46-2,955,191.12

Finding the Fourth Proportional to 7,278,398.04, 10,906,814.46 and 2,955,191.12

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Solution

The fourth proportional to 7,278,398.04, 10,906,814.46 and 2,955,191.12 is: 4,428,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,398.04 : 10,906,814.46 = 2,955,191.12 : x
  2. Step 2: Convert to fraction form
    7,278,398.04/10,906,814.46 = 2,955,191.12/x
  3. Step 3: Cross multiply
    7,278,398.04x = 10,906,814.46 × 2,955,191.12
  4. Step 4: Simplify right side
    7,278,398.04x = 32,231,721,239,679.60
  5. Step 5: Solve for x
    x = 32,231,721,239,679.60/7,278,398.04
  6. Step 6: Final answer
    x = 4,428,408.71

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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.