Home / 7,343,889.57-10,134,366.06-4,080,620.40

Finding the Fourth Proportional to 7,343,889.57, 10,134,366.06 and 4,080,620.40

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Solution

The fourth proportional to 7,343,889.57, 10,134,366.06 and 4,080,620.40 is: 5,631,144.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,889.57 : 10,134,366.06 = 4,080,620.40 : x
  2. Step 2: Convert to fraction form
    7,343,889.57/10,134,366.06 = 4,080,620.40/x
  3. Step 3: Cross multiply
    7,343,889.57x = 10,134,366.06 × 4,080,620.40
  4. Step 4: Simplify right side
    7,343,889.57x = 41,354,500,888,375.21
  5. Step 5: Solve for x
    x = 41,354,500,888,375.21/7,343,889.57
  6. Step 6: Final answer
    x = 5,631,144.16

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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.