Home / 51,682,477.60-71,324,996.16-28,477,598.50

Finding the Fourth Proportional to 51,682,477.60, 71,324,996.16 and 28,477,598.50

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Solution

The fourth proportional to 51,682,477.60, 71,324,996.16 and 28,477,598.50 is: 39,300,836.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,682,477.60 : 71,324,996.16 = 28,477,598.50 : x
  2. Step 2: Convert to fraction form
    51,682,477.60/71,324,996.16 = 28,477,598.50/x
  3. Step 3: Cross multiply
    51,682,477.60x = 71,324,996.16 × 28,477,598.50
  4. Step 4: Simplify right side
    51,682,477.60x = 2,031,164,603,658,521.75
  5. Step 5: Solve for x
    x = 2,031,164,603,658,521.75/51,682,477.60
  6. Step 6: Final answer
    x = 39,300,836.53

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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.