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Finding the Fourth Proportional to 8,794,029.80, 13,191,044.70 and 3,114,828.20

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Solution

The fourth proportional to 8,794,029.80, 13,191,044.70 and 3,114,828.20 is: 4,672,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794,029.80 : 13,191,044.70 = 3,114,828.20 : x
  2. Step 2: Convert to fraction form
    8,794,029.80/13,191,044.70 = 3,114,828.20/x
  3. Step 3: Cross multiply
    8,794,029.80x = 13,191,044.70 × 3,114,828.20
  4. Step 4: Simplify right side
    8,794,029.80x = 41,087,838,019,020.54
  5. Step 5: Solve for x
    x = 41,087,838,019,020.54/8,794,029.80
  6. Step 6: Final answer
    x = 4,672,242.30

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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.