Home / 39,857,999.40-59,786,999.10-11,108,572.20

Finding the Fourth Proportional to 39,857,999.40, 59,786,999.10 and 11,108,572.20

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Solution

The fourth proportional to 39,857,999.40, 59,786,999.10 and 11,108,572.20 is: 16,662,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857,999.40 : 59,786,999.10 = 11,108,572.20 : x
  2. Step 2: Convert to fraction form
    39,857,999.40/59,786,999.10 = 11,108,572.20/x
  3. Step 3: Cross multiply
    39,857,999.40x = 59,786,999.10 × 11,108,572.20
  4. Step 4: Simplify right side
    39,857,999.40x = 664,148,196,123,685
  5. Step 5: Solve for x
    x = 664,148,196,123,685/39,857,999.40
  6. Step 6: Final answer
    x = 16,662,858.30

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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.