Home / 9,189,969.90-13,763,959.65-5,410,833.90

Finding the Fourth Proportional to 9,189,969.90, 13,763,959.65 and 5,410,833.90

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Solution

The fourth proportional to 9,189,969.90, 13,763,959.65 and 5,410,833.90 is: 8,103,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,969.90 : 13,763,959.65 = 5,410,833.90 : x
  2. Step 2: Convert to fraction form
    9,189,969.90/13,763,959.65 = 5,410,833.90/x
  3. Step 3: Cross multiply
    9,189,969.90x = 13,763,959.65 × 5,410,833.90
  4. Step 4: Simplify right side
    9,189,969.90x = 74,474,499,472,452.14
  5. Step 5: Solve for x
    x = 74,474,499,472,452.14/9,189,969.90
  6. Step 6: Final answer
    x = 8,103,889.38

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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.