Home / 51,791,894.34-71,472,820.44-28,587,027.60

Finding the Fourth Proportional to 51,791,894.34, 71,472,820.44 and 28,587,027.60

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Solution

The fourth proportional to 51,791,894.34, 71,472,820.44 and 28,587,027.60 is: 39,450,101.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,791,894.34 : 71,472,820.44 = 28,587,027.60 : x
  2. Step 2: Convert to fraction form
    51,791,894.34/71,472,820.44 = 28,587,027.60/x
  3. Step 3: Cross multiply
    51,791,894.34x = 71,472,820.44 × 28,587,027.60
  4. Step 4: Simplify right side
    51,791,894.34x = 2,043,195,490,568,124.25
  5. Step 5: Solve for x
    x = 2,043,195,490,568,124.25/51,791,894.34
  6. Step 6: Final answer
    x = 39,450,101.54

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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.