Home / 27,692,364.44-38,215,776.30-15,302,406.80

Finding the Fourth Proportional to 27,692,364.44, 38,215,776.30 and 15,302,406.80

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Solution

The fourth proportional to 27,692,364.44, 38,215,776.30 and 15,302,406.80 is: 21,117,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,692,364.44 : 38,215,776.30 = 15,302,406.80 : x
  2. Step 2: Convert to fraction form
    27,692,364.44/38,215,776.30 = 15,302,406.80/x
  3. Step 3: Cross multiply
    27,692,364.44x = 38,215,776.30 × 15,302,406.80
  4. Step 4: Simplify right side
    27,692,364.44x = 584,793,355,120,398.88
  5. Step 5: Solve for x
    x = 584,793,355,120,398.88/27,692,364.44
  6. Step 6: Final answer
    x = 21,117,494.55

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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.