Home / 51,682,494.60-71,325,019.80-28,477,615.68

Finding the Fourth Proportional to 51,682,494.60, 71,325,019.80 and 28,477,615.68

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Solution

The fourth proportional to 51,682,494.60, 71,325,019.80 and 28,477,615.68 is: 39,300,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,682,494.60 : 71,325,019.80 = 28,477,615.68 : x
  2. Step 2: Convert to fraction form
    51,682,494.60/71,325,019.80 = 28,477,615.68/x
  3. Step 3: Cross multiply
    51,682,494.60x = 71,325,019.80 × 28,477,615.68
  4. Step 4: Simplify right side
    51,682,494.60x = 2,031,166,502,232,790.25
  5. Step 5: Solve for x
    x = 2,031,166,502,232,790.25/51,682,494.60
  6. Step 6: Final answer
    x = 39,300,860.34

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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.