Home / 20,083,372.38-27,715,336.47-10,916,015.58

Finding the Fourth Proportional to 20,083,372.38, 27,715,336.47 and 10,916,015.58

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Solution

The fourth proportional to 20,083,372.38, 27,715,336.47 and 10,916,015.58 is: 15,064,255.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083,372.38 : 27,715,336.47 = 10,916,015.58 : x
  2. Step 2: Convert to fraction form
    20,083,372.38/27,715,336.47 = 10,916,015.58/x
  3. Step 3: Cross multiply
    20,083,372.38x = 27,715,336.47 × 10,916,015.58
  4. Step 4: Simplify right side
    20,083,372.38x = 302,541,044,711,462.19
  5. Step 5: Solve for x
    x = 302,541,044,711,462.19/20,083,372.38
  6. Step 6: Final answer
    x = 15,064,255.10

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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.