Home / 25,305,370.40-34,921,348.21-13,702,933.24

Finding the Fourth Proportional to 25,305,370.40, 34,921,348.21 and 13,702,933.24

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Solution

The fourth proportional to 25,305,370.40, 34,921,348.21 and 13,702,933.24 is: 18,910,013.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305,370.40 : 34,921,348.21 = 13,702,933.24 : x
  2. Step 2: Convert to fraction form
    25,305,370.40/34,921,348.21 = 13,702,933.24/x
  3. Step 3: Cross multiply
    25,305,370.40x = 34,921,348.21 × 13,702,933.24
  4. Step 4: Simplify right side
    25,305,370.40x = 478,524,903,172,423.50
  5. Step 5: Solve for x
    x = 478,524,903,172,423.50/25,305,370.40
  6. Step 6: Final answer
    x = 18,910,013.79

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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.