Home / 18,339,660.55-25,308,993.41-10,080,486.37

Finding the Fourth Proportional to 18,339,660.55, 25,308,993.41 and 10,080,486.37

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Solution

The fourth proportional to 18,339,660.55, 25,308,993.41 and 10,080,486.37 is: 13,911,215.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,339,660.55 : 25,308,993.41 = 10,080,486.37 : x
  2. Step 2: Convert to fraction form
    18,339,660.55/25,308,993.41 = 10,080,486.37/x
  3. Step 3: Cross multiply
    18,339,660.55x = 25,308,993.41 × 10,080,486.37
  4. Step 4: Simplify right side
    18,339,660.55x = 255,126,963,107,924.81
  5. Step 5: Solve for x
    x = 255,126,963,107,924.81/18,339,660.55
  6. Step 6: Final answer
    x = 13,911,215.12

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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.