Home / 44,503,611.52-66,778,199.52-21,186,742.72

Finding the Fourth Proportional to 44,503,611.52, 66,778,199.52 and 21,186,742.72

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Solution

The fourth proportional to 44,503,611.52, 66,778,199.52 and 21,186,742.72 is: 31,790,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,503,611.52 : 66,778,199.52 = 21,186,742.72 : x
  2. Step 2: Convert to fraction form
    44,503,611.52/66,778,199.52 = 21,186,742.72/x
  3. Step 3: Cross multiply
    44,503,611.52x = 66,778,199.52 × 21,186,742.72
  4. Step 4: Simplify right side
    44,503,611.52x = 1,414,812,532,535,067.50
  5. Step 5: Solve for x
    x = 1,414,812,532,535,067.50/44,503,611.52
  6. Step 6: Final answer
    x = 31,790,959.97

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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.