Home / 6,810,455.43-10,215,646.16-2,919,339.54

Finding the Fourth Proportional to 6,810,455.43, 10,215,646.16 and 2,919,339.54

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Solution

The fourth proportional to 6,810,455.43, 10,215,646.16 and 2,919,339.54 is: 4,378,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810,455.43 : 10,215,646.16 = 2,919,339.54 : x
  2. Step 2: Convert to fraction form
    6,810,455.43/10,215,646.16 = 2,919,339.54/x
  3. Step 3: Cross multiply
    6,810,455.43x = 10,215,646.16 × 2,919,339.54
  4. Step 4: Simplify right side
    6,810,455.43x = 29,822,939,746,940.47
  5. Step 5: Solve for x
    x = 29,822,939,746,940.47/6,810,455.43
  6. Step 6: Final answer
    x = 4,378,993.45

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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.