Home / 5,413,378.69-7,470,177-3,090,178.90

Finding the Fourth Proportional to 5,413,378.69, 7,470,177 and 3,090,178.90

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Solution

The fourth proportional to 5,413,378.69, 7,470,177 and 3,090,178.90 is: 4,264,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,378.69 : 7,470,177 = 3,090,178.90 : x
  2. Step 2: Convert to fraction form
    5,413,378.69/7,470,177 = 3,090,178.90/x
  3. Step 3: Cross multiply
    5,413,378.69x = 7,470,177 × 3,090,178.90
  4. Step 4: Simplify right side
    5,413,378.69x = 23,084,183,344,665.30
  5. Step 5: Solve for x
    x = 23,084,183,344,665.30/5,413,378.69
  6. Step 6: Final answer
    x = 4,264,283.85

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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.