Home / 5,147,959.68-7,104,089.88-2,856,071.16

Finding the Fourth Proportional to 5,147,959.68, 7,104,089.88 and 2,856,071.16

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Solution

The fourth proportional to 5,147,959.68, 7,104,089.88 and 2,856,071.16 is: 3,941,325.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,959.68 : 7,104,089.88 = 2,856,071.16 : x
  2. Step 2: Convert to fraction form
    5,147,959.68/7,104,089.88 = 2,856,071.16/x
  3. Step 3: Cross multiply
    5,147,959.68x = 7,104,089.88 × 2,856,071.16
  4. Step 4: Simplify right side
    5,147,959.68x = 20,289,786,224,315.86
  5. Step 5: Solve for x
    x = 20,289,786,224,315.86/5,147,959.68
  6. Step 6: Final answer
    x = 3,941,325.78

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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.