Home / 18,409,797.52-25,404,349.93-10,149,408.31

Finding the Fourth Proportional to 18,409,797.52, 25,404,349.93 and 10,149,408.31

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Solution

The fourth proportional to 18,409,797.52, 25,404,349.93 and 10,149,408.31 is: 14,005,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,797.52 : 25,404,349.93 = 10,149,408.31 : x
  2. Step 2: Convert to fraction form
    18,409,797.52/25,404,349.93 = 10,149,408.31/x
  3. Step 3: Cross multiply
    18,409,797.52x = 25,404,349.93 × 10,149,408.31
  4. Step 4: Simplify right side
    18,409,797.52x = 257,839,120,200,805.50
  5. Step 5: Solve for x
    x = 257,839,120,200,805.50/18,409,797.52
  6. Step 6: Final answer
    x = 14,005,538.08

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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.