Home / 5,235,360.66-7,853,043.27-1,641,407.78

Finding the Fourth Proportional to 5,235,360.66, 7,853,043.27 and 1,641,407.78

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Solution

The fourth proportional to 5,235,360.66, 7,853,043.27 and 1,641,407.78 is: 2,462,112.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235,360.66 : 7,853,043.27 = 1,641,407.78 : x
  2. Step 2: Convert to fraction form
    5,235,360.66/7,853,043.27 = 1,641,407.78/x
  3. Step 3: Cross multiply
    5,235,360.66x = 7,853,043.27 × 1,641,407.78
  4. Step 4: Simplify right side
    5,235,360.66x = 12,890,046,280,789.42
  5. Step 5: Solve for x
    x = 12,890,046,280,789.42/5,235,360.66
  6. Step 6: Final answer
    x = 2,462,112.38

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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.