Home / 12,794,018.70-19,163,034.45-11,114,402.70

Finding the Fourth Proportional to 12,794,018.70, 19,163,034.45 and 11,114,402.70

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Solution

The fourth proportional to 12,794,018.70, 19,163,034.45 and 11,114,402.70 is: 16,647,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794,018.70 : 19,163,034.45 = 11,114,402.70 : x
  2. Step 2: Convert to fraction form
    12,794,018.70/19,163,034.45 = 11,114,402.70/x
  3. Step 3: Cross multiply
    12,794,018.70x = 19,163,034.45 × 11,114,402.70
  4. Step 4: Simplify right side
    12,794,018.70x = 212,985,681,831,273
  5. Step 5: Solve for x
    x = 212,985,681,831,273/12,794,018.70
  6. Step 6: Final answer
    x = 16,647,285.49

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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.