Home / 25,231,650.48-34,819,691.13-13,629,213.72

Finding the Fourth Proportional to 25,231,650.48, 34,819,691.13 and 13,629,213.72

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Solution

The fourth proportional to 25,231,650.48, 34,819,691.13 and 13,629,213.72 is: 18,808,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231,650.48 : 34,819,691.13 = 13,629,213.72 : x
  2. Step 2: Convert to fraction form
    25,231,650.48/34,819,691.13 = 13,629,213.72/x
  3. Step 3: Cross multiply
    25,231,650.48x = 34,819,691.13 × 13,629,213.72
  4. Step 4: Simplify right side
    25,231,650.48x = 474,565,012,075,158.38
  5. Step 5: Solve for x
    x = 474,565,012,075,158.38/25,231,650.48
  6. Step 6: Final answer
    x = 18,808,322.21

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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.