Home / 5,214,733.13-7,825,570.46-2,143,242.83

Finding the Fourth Proportional to 5,214,733.13, 7,825,570.46 and 2,143,242.83

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Solution

The fourth proportional to 5,214,733.13, 7,825,570.46 and 2,143,242.83 is: 3,216,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,733.13 : 7,825,570.46 = 2,143,242.83 : x
  2. Step 2: Convert to fraction form
    5,214,733.13/7,825,570.46 = 2,143,242.83/x
  3. Step 3: Cross multiply
    5,214,733.13x = 7,825,570.46 × 2,143,242.83
  4. Step 4: Simplify right side
    5,214,733.13x = 16,772,097,729,210.74
  5. Step 5: Solve for x
    x = 16,772,097,729,210.74/5,214,733.13
  6. Step 6: Final answer
    x = 3,216,290.71

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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.