Home / 52,326,860.47-72,211,067.66-29,127,467.92

Finding the Fourth Proportional to 52,326,860.47, 72,211,067.66 and 29,127,467.92

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Solution

The fourth proportional to 52,326,860.47, 72,211,067.66 and 29,127,467.92 is: 40,195,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,326,860.47 : 72,211,067.66 = 29,127,467.92 : x
  2. Step 2: Convert to fraction form
    52,326,860.47/72,211,067.66 = 29,127,467.92/x
  3. Step 3: Cross multiply
    52,326,860.47x = 72,211,067.66 × 29,127,467.92
  4. Step 4: Simplify right side
    52,326,860.47x = 2,103,325,556,763,213.75
  5. Step 5: Solve for x
    x = 2,103,325,556,763,213.75/52,326,860.47
  6. Step 6: Final answer
    x = 40,195,905.85

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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.