Home / 20,703,092.40-31,054,638.60-5,558,554.80

Finding the Fourth Proportional to 20,703,092.40, 31,054,638.60 and 5,558,554.80

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Solution

The fourth proportional to 20,703,092.40, 31,054,638.60 and 5,558,554.80 is: 8,337,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,703,092.40 : 31,054,638.60 = 5,558,554.80 : x
  2. Step 2: Convert to fraction form
    20,703,092.40/31,054,638.60 = 5,558,554.80/x
  3. Step 3: Cross multiply
    20,703,092.40x = 31,054,638.60 × 5,558,554.80
  4. Step 4: Simplify right side
    20,703,092.40x = 172,618,910,452,295.28
  5. Step 5: Solve for x
    x = 172,618,910,452,295.28/20,703,092.40
  6. Step 6: Final answer
    x = 8,337,832.20

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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.