Home / 16,725,083.64-25,082,772.56-7,009,442.78

Finding the Fourth Proportional to 16,725,083.64, 25,082,772.56 and 7,009,442.78

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Solution

The fourth proportional to 16,725,083.64, 25,082,772.56 and 7,009,442.78 is: 10,512,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725,083.64 : 25,082,772.56 = 7,009,442.78 : x
  2. Step 2: Convert to fraction form
    16,725,083.64/25,082,772.56 = 7,009,442.78/x
  3. Step 3: Cross multiply
    16,725,083.64x = 25,082,772.56 × 7,009,442.78
  4. Step 4: Simplify right side
    16,725,083.64x = 175,816,259,023,074.12
  5. Step 5: Solve for x
    x = 175,816,259,023,074.12/16,725,083.64
  6. Step 6: Final answer
    x = 10,512,130.33

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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.