Home / 13,250,067.42-19,875,070.74-4,152,858.18

Finding the Fourth Proportional to 13,250,067.42, 19,875,070.74 and 4,152,858.18

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Solution

The fourth proportional to 13,250,067.42, 19,875,070.74 and 4,152,858.18 is: 6,229,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250,067.42 : 19,875,070.74 = 4,152,858.18 : x
  2. Step 2: Convert to fraction form
    13,250,067.42/19,875,070.74 = 4,152,858.18/x
  3. Step 3: Cross multiply
    13,250,067.42x = 19,875,070.74 × 4,152,858.18
  4. Step 4: Simplify right side
    13,250,067.42x = 82,538,350,100,687.66
  5. Step 5: Solve for x
    x = 82,538,350,100,687.66/13,250,067.42
  6. Step 6: Final answer
    x = 6,229,277.75

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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.