Home / 27,217,620.72-40,851,729-13,764,103.92

Finding the Fourth Proportional to 27,217,620.72, 40,851,729 and 13,764,103.92

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Solution

The fourth proportional to 27,217,620.72, 40,851,729 and 13,764,103.92 is: 20,658,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,620.72 : 40,851,729 = 13,764,103.92 : x
  2. Step 2: Convert to fraction form
    27,217,620.72/40,851,729 = 13,764,103.92/x
  3. Step 3: Cross multiply
    27,217,620.72x = 40,851,729 × 13,764,103.92
  4. Step 4: Simplify right side
    27,217,620.72x = 562,287,443,267,677.69
  5. Step 5: Solve for x
    x = 562,287,443,267,677.69/27,217,620.72
  6. Step 6: Final answer
    x = 20,658,949.18

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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.