Home / 10,930,221.70-16,401,006.75-4,458,045.34

Finding the Fourth Proportional to 10,930,221.70, 16,401,006.75 and 4,458,045.34

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Solution

The fourth proportional to 10,930,221.70, 16,401,006.75 and 4,458,045.34 is: 6,689,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,221.70 : 16,401,006.75 = 4,458,045.34 : x
  2. Step 2: Convert to fraction form
    10,930,221.70/16,401,006.75 = 4,458,045.34/x
  3. Step 3: Cross multiply
    10,930,221.70x = 16,401,006.75 × 4,458,045.34
  4. Step 4: Simplify right side
    10,930,221.70x = 73,116,431,672,143.53
  5. Step 5: Solve for x
    x = 73,116,431,672,143.53/10,930,221.70
  6. Step 6: Final answer
    x = 6,689,382.31

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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.