Home / 5,339,077.16-7,367,889.66-2,891,632.19

Finding the Fourth Proportional to 5,339,077.16, 7,367,889.66 and 2,891,632.19

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Solution

The fourth proportional to 5,339,077.16, 7,367,889.66 and 2,891,632.19 is: 3,990,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,077.16 : 7,367,889.66 = 2,891,632.19 : x
  2. Step 2: Convert to fraction form
    5,339,077.16/7,367,889.66 = 2,891,632.19/x
  3. Step 3: Cross multiply
    5,339,077.16x = 7,367,889.66 × 2,891,632.19
  4. Step 4: Simplify right side
    5,339,077.16x = 21,305,226,876,384.71
  5. Step 5: Solve for x
    x = 21,305,226,876,384.71/5,339,077.16
  6. Step 6: Final answer
    x = 3,990,432.48

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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.