Home / 16,775,781.21-25,163,737.43-5,104,268.87

Finding the Fourth Proportional to 16,775,781.21, 25,163,737.43 and 5,104,268.87

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Solution

The fourth proportional to 16,775,781.21, 25,163,737.43 and 5,104,268.87 is: 7,656,423.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775,781.21 : 25,163,737.43 = 5,104,268.87 : x
  2. Step 2: Convert to fraction form
    16,775,781.21/25,163,737.43 = 5,104,268.87/x
  3. Step 3: Cross multiply
    16,775,781.21x = 25,163,737.43 × 5,104,268.87
  4. Step 4: Simplify right side
    16,775,781.21x = 128,442,481,465,462.78
  5. Step 5: Solve for x
    x = 128,442,481,465,462.78/16,775,781.21
  6. Step 6: Final answer
    x = 7,656,423.26

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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.