Home / 79,219,556.01-118,745,465.90-26,647,179.50

Finding the Fourth Proportional to 79,219,556.01, 118,745,465.90 and 26,647,179.50

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Solution

The fourth proportional to 79,219,556.01, 118,745,465.90 and 26,647,179.50 is: 39,942,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,219,556.01 : 118,745,465.90 = 26,647,179.50 : x
  2. Step 2: Convert to fraction form
    79,219,556.01/118,745,465.90 = 26,647,179.50/x
  3. Step 3: Cross multiply
    79,219,556.01x = 118,745,465.90 × 26,647,179.50
  4. Step 4: Simplify right side
    79,219,556.01x = 3,164,231,744,648,429
  5. Step 5: Solve for x
    x = 3,164,231,744,648,429/79,219,556.01
  6. Step 6: Final answer
    x = 39,942,558.43

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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.