Home / 38,040,101.94-52,490,911.95-21,295,758.37

Finding the Fourth Proportional to 38,040,101.94, 52,490,911.95 and 21,295,758.37

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Solution

The fourth proportional to 38,040,101.94, 52,490,911.95 and 21,295,758.37 is: 29,385,667.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040,101.94 : 52,490,911.95 = 21,295,758.37 : x
  2. Step 2: Convert to fraction form
    38,040,101.94/52,490,911.95 = 21,295,758.37/x
  3. Step 3: Cross multiply
    38,040,101.94x = 52,490,911.95 × 21,295,758.37
  4. Step 4: Simplify right side
    38,040,101.94x = 1,117,833,777,475,338.88
  5. Step 5: Solve for x
    x = 1,117,833,777,475,338.88/38,040,101.94
  6. Step 6: Final answer
    x = 29,385,667.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.