Home / 16,787,712.90-25,181,569.35-15,465,015.30

Finding the Fourth Proportional to 16,787,712.90, 25,181,569.35 and 15,465,015.30

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Solution

The fourth proportional to 16,787,712.90, 25,181,569.35 and 15,465,015.30 is: 23,197,522.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787,712.90 : 25,181,569.35 = 15,465,015.30 : x
  2. Step 2: Convert to fraction form
    16,787,712.90/25,181,569.35 = 15,465,015.30/x
  3. Step 3: Cross multiply
    16,787,712.90x = 25,181,569.35 × 15,465,015.30
  4. Step 4: Simplify right side
    16,787,712.90x = 389,433,355,275,761.12
  5. Step 5: Solve for x
    x = 389,433,355,275,761.12/16,787,712.90
  6. Step 6: Final answer
    x = 23,197,522.95

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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.