Home / 7,323,775.11-10,986,261.75-3,678,630.71

Finding the Fourth Proportional to 7,323,775.11, 10,986,261.75 and 3,678,630.71

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Solution

The fourth proportional to 7,323,775.11, 10,986,261.75 and 3,678,630.71 is: 5,518,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323,775.11 : 10,986,261.75 = 3,678,630.71 : x
  2. Step 2: Convert to fraction form
    7,323,775.11/10,986,261.75 = 3,678,630.71/x
  3. Step 3: Cross multiply
    7,323,775.11x = 10,986,261.75 × 3,678,630.71
  4. Step 4: Simplify right side
    7,323,775.11x = 40,414,399,806,717.03
  5. Step 5: Solve for x
    x = 40,414,399,806,717.03/7,323,775.11
  6. Step 6: Final answer
    x = 5,518,246.97

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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.