Home / 38,259,770.11-57,383,737.95-13,993,021.77

Finding the Fourth Proportional to 38,259,770.11, 57,383,737.95 and 13,993,021.77

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Solution

The fourth proportional to 38,259,770.11, 57,383,737.95 and 13,993,021.77 is: 20,987,368.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,259,770.11 : 57,383,737.95 = 13,993,021.77 : x
  2. Step 2: Convert to fraction form
    38,259,770.11/57,383,737.95 = 13,993,021.77/x
  3. Step 3: Cross multiply
    38,259,770.11x = 57,383,737.95 × 13,993,021.77
  4. Step 4: Simplify right side
    38,259,770.11x = 802,971,894,378,325.25
  5. Step 5: Solve for x
    x = 802,971,894,378,325.25/38,259,770.11
  6. Step 6: Final answer
    x = 20,987,368.51

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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.