Home / 51,314,793.72-70,814,428.65-28,110,745.68

Finding the Fourth Proportional to 51,314,793.72, 70,814,428.65 and 28,110,745.68

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Solution

The fourth proportional to 51,314,793.72, 70,814,428.65 and 28,110,745.68 is: 38,792,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,314,793.72 : 70,814,428.65 = 28,110,745.68 : x
  2. Step 2: Convert to fraction form
    51,314,793.72/70,814,428.65 = 28,110,745.68/x
  3. Step 3: Cross multiply
    51,314,793.72x = 70,814,428.65 × 28,110,745.68
  4. Step 4: Simplify right side
    51,314,793.72x = 1,990,646,394,254,656
  5. Step 5: Solve for x
    x = 1,990,646,394,254,656/51,314,793.72
  6. Step 6: Final answer
    x = 38,792,836.33

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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.