Home / 13,254,952.50-18,291,719.04-7,453,610.64

Finding the Fourth Proportional to 13,254,952.50, 18,291,719.04 and 7,453,610.64

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Solution

The fourth proportional to 13,254,952.50, 18,291,719.04 and 7,453,610.64 is: 10,285,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254,952.50 : 18,291,719.04 = 7,453,610.64 : x
  2. Step 2: Convert to fraction form
    13,254,952.50/18,291,719.04 = 7,453,610.64/x
  3. Step 3: Cross multiply
    13,254,952.50x = 18,291,719.04 × 7,453,610.64
  4. Step 4: Simplify right side
    13,254,952.50x = 136,339,351,660,434.58
  5. Step 5: Solve for x
    x = 136,339,351,660,434.58/13,254,952.50
  6. Step 6: Final answer
    x = 10,285,917.79

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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.