Home / 36,791,172.40-55,139,519.40-28,229,067.40

Finding the Fourth Proportional to 36,791,172.40, 55,139,519.40 and 28,229,067.40

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Solution

The fourth proportional to 36,791,172.40, 55,139,519.40 and 28,229,067.40 is: 42,307,355.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,791,172.40 : 55,139,519.40 = 28,229,067.40 : x
  2. Step 2: Convert to fraction form
    36,791,172.40/55,139,519.40 = 28,229,067.40/x
  3. Step 3: Cross multiply
    36,791,172.40x = 55,139,519.40 × 28,229,067.40
  4. Step 4: Simplify right side
    36,791,172.40x = 1,556,537,209,546,207.50
  5. Step 5: Solve for x
    x = 1,556,537,209,546,207.50/36,791,172.40
  6. Step 6: Final answer
    x = 42,307,355.49

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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.