Home / 13,306,622.80-19,959,934.20-8,267,774.80

Finding the Fourth Proportional to 13,306,622.80, 19,959,934.20 and 8,267,774.80

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Solution

The fourth proportional to 13,306,622.80, 19,959,934.20 and 8,267,774.80 is: 12,401,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,622.80 : 19,959,934.20 = 8,267,774.80 : x
  2. Step 2: Convert to fraction form
    13,306,622.80/19,959,934.20 = 8,267,774.80/x
  3. Step 3: Cross multiply
    13,306,622.80x = 19,959,934.20 × 8,267,774.80
  4. Step 4: Simplify right side
    13,306,622.80x = 165,024,240,988,418.16
  5. Step 5: Solve for x
    x = 165,024,240,988,418.16/13,306,622.80
  6. Step 6: Final answer
    x = 12,401,662.20

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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.