Home / 8,321,355.04-12,481,138.32-5,642,872.96

Finding the Fourth Proportional to 8,321,355.04, 12,481,138.32 and 5,642,872.96

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Solution

The fourth proportional to 8,321,355.04, 12,481,138.32 and 5,642,872.96 is: 8,463,703.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,355.04 : 12,481,138.32 = 5,642,872.96 : x
  2. Step 2: Convert to fraction form
    8,321,355.04/12,481,138.32 = 5,642,872.96/x
  3. Step 3: Cross multiply
    8,321,355.04x = 12,481,138.32 × 5,642,872.96
  4. Step 4: Simplify right side
    8,321,355.04x = 70,429,477,935,947.83
  5. Step 5: Solve for x
    x = 70,429,477,935,947.83/8,321,355.04
  6. Step 6: Final answer
    x = 8,463,703.04

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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.