Home / 5,189,846.08-7,161,959.08-2,866,898.40

Finding the Fourth Proportional to 5,189,846.08, 7,161,959.08 and 2,866,898.40

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Solution

The fourth proportional to 5,189,846.08, 7,161,959.08 and 2,866,898.40 is: 3,956,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,846.08 : 7,161,959.08 = 2,866,898.40 : x
  2. Step 2: Convert to fraction form
    5,189,846.08/7,161,959.08 = 2,866,898.40/x
  3. Step 3: Cross multiply
    5,189,846.08x = 7,161,959.08 × 2,866,898.40
  4. Step 4: Simplify right side
    5,189,846.08x = 20,532,609,027,317.47
  5. Step 5: Solve for x
    x = 20,532,609,027,317.47/5,189,846.08
  6. Step 6: Final answer
    x = 3,956,304.04

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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.