Home / 30,647,808.36-45,971,712.06-29,115,289.80

Finding the Fourth Proportional to 30,647,808.36, 45,971,712.06 and 29,115,289.80

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Solution

The fourth proportional to 30,647,808.36, 45,971,712.06 and 29,115,289.80 is: 43,672,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,647,808.36 : 45,971,712.06 = 29,115,289.80 : x
  2. Step 2: Convert to fraction form
    30,647,808.36/45,971,712.06 = 29,115,289.80/x
  3. Step 3: Cross multiply
    30,647,808.36x = 45,971,712.06 × 29,115,289.80
  4. Step 4: Simplify right side
    30,647,808.36x = 1,338,479,719,229,055
  5. Step 5: Solve for x
    x = 1,338,479,719,229,055/30,647,808.36
  6. Step 6: Final answer
    x = 43,672,934.24

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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.