Home / 10,404,516.17-15,589,734.80-5,541,661.55

Finding the Fourth Proportional to 10,404,516.17, 15,589,734.80 and 5,541,661.55

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Solution

The fourth proportional to 10,404,516.17, 15,589,734.80 and 5,541,661.55 is: 8,303,416.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,516.17 : 15,589,734.80 = 5,541,661.55 : x
  2. Step 2: Convert to fraction form
    10,404,516.17/15,589,734.80 = 5,541,661.55/x
  3. Step 3: Cross multiply
    10,404,516.17x = 15,589,734.80 × 5,541,661.55
  4. Step 4: Simplify right side
    10,404,516.17x = 86,393,033,810,199.95
  5. Step 5: Solve for x
    x = 86,393,033,810,199.95/10,404,516.17
  6. Step 6: Final answer
    x = 8,303,416.75

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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.