Home / 10,013,409.20-15,013,477.46-3,622,829.96

Finding the Fourth Proportional to 10,013,409.20, 15,013,477.46 and 3,622,829.96

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Solution

The fourth proportional to 10,013,409.20, 15,013,477.46 and 3,622,829.96 is: 5,431,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013,409.20 : 15,013,477.46 = 3,622,829.96 : x
  2. Step 2: Convert to fraction form
    10,013,409.20/15,013,477.46 = 3,622,829.96/x
  3. Step 3: Cross multiply
    10,013,409.20x = 15,013,477.46 × 3,622,829.96
  4. Step 4: Simplify right side
    10,013,409.20x = 54,391,275,945,872.70
  5. Step 5: Solve for x
    x = 54,391,275,945,872.70/10,013,409.20
  6. Step 6: Final answer
    x = 5,431,843.93

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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.