Home / 12,763,836-19,145,816.64-4,677,408

Finding the Fourth Proportional to 12,763,836, 19,145,816.64 and 4,677,408

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Solution

The fourth proportional to 12,763,836, 19,145,816.64 and 4,677,408 is: 7,016,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,836 : 19,145,816.64 = 4,677,408 : x
  2. Step 2: Convert to fraction form
    12,763,836/19,145,816.64 = 4,677,408/x
  3. Step 3: Cross multiply
    12,763,836x = 19,145,816.64 × 4,677,408
  4. Step 4: Simplify right side
    12,763,836x = 89,552,795,918,469.12
  5. Step 5: Solve for x
    x = 89,552,795,918,469.12/12,763,836
  6. Step 6: Final answer
    x = 7,016,134.95

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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.