Home / 27,640,773-38,139,542.82-16,035,676.20

Finding the Fourth Proportional to 27,640,773, 38,139,542.82 and 16,035,676.20

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Solution

The fourth proportional to 27,640,773, 38,139,542.82 and 16,035,676.20 is: 22,126,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,640,773 : 38,139,542.82 = 16,035,676.20 : x
  2. Step 2: Convert to fraction form
    27,640,773/38,139,542.82 = 16,035,676.20/x
  3. Step 3: Cross multiply
    27,640,773x = 38,139,542.82 × 16,035,676.20
  4. Step 4: Simplify right side
    27,640,773x = 611,593,359,077,554.88
  5. Step 5: Solve for x
    x = 611,593,359,077,554.88/27,640,773
  6. Step 6: Final answer
    x = 22,126,492.59

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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.