Home / 11,346,103.72-16,930,662.53-10,123,274.28

Finding the Fourth Proportional to 11,346,103.72, 16,930,662.53 and 10,123,274.28

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Solution

The fourth proportional to 11,346,103.72, 16,930,662.53 and 10,123,274.28 is: 15,105,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346,103.72 : 16,930,662.53 = 10,123,274.28 : x
  2. Step 2: Convert to fraction form
    11,346,103.72/16,930,662.53 = 10,123,274.28/x
  3. Step 3: Cross multiply
    11,346,103.72x = 16,930,662.53 × 10,123,274.28
  4. Step 4: Simplify right side
    11,346,103.72x = 171,393,740,558,616.91
  5. Step 5: Solve for x
    x = 171,393,740,558,616.91/11,346,103.72
  6. Step 6: Final answer
    x = 15,105,955.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.