Home / 7,327,179.54-10,112,718.11-4,065,045.21

Finding the Fourth Proportional to 7,327,179.54, 10,112,718.11 and 4,065,045.21

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Solution

The fourth proportional to 7,327,179.54, 10,112,718.11 and 4,065,045.21 is: 5,610,433.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,179.54 : 10,112,718.11 = 4,065,045.21 : x
  2. Step 2: Convert to fraction form
    7,327,179.54/10,112,718.11 = 4,065,045.21/x
  3. Step 3: Cross multiply
    7,327,179.54x = 10,112,718.11 × 4,065,045.21
  4. Step 4: Simplify right side
    7,327,179.54x = 41,108,656,292,810.53
  5. Step 5: Solve for x
    x = 41,108,656,292,810.53/7,327,179.54
  6. Step 6: Final answer
    x = 5,610,433.87

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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.