Home / 8,449,320.80-12,673,981.20-8,150,722.40

Finding the Fourth Proportional to 8,449,320.80, 12,673,981.20 and 8,150,722.40

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Solution

The fourth proportional to 8,449,320.80, 12,673,981.20 and 8,150,722.40 is: 12,226,083.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,320.80 : 12,673,981.20 = 8,150,722.40 : x
  2. Step 2: Convert to fraction form
    8,449,320.80/12,673,981.20 = 8,150,722.40/x
  3. Step 3: Cross multiply
    8,449,320.80x = 12,673,981.20 × 8,150,722.40
  4. Step 4: Simplify right side
    8,449,320.80x = 103,302,102,464,018.88
  5. Step 5: Solve for x
    x = 103,302,102,464,018.88/8,449,320.80
  6. Step 6: Final answer
    x = 12,226,083.60

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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.