Home / 6,945,477.32-10,418,609.65-2,153,847.80

Finding the Fourth Proportional to 6,945,477.32, 10,418,609.65 and 2,153,847.80

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Solution

The fourth proportional to 6,945,477.32, 10,418,609.65 and 2,153,847.80 is: 3,230,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,477.32 : 10,418,609.65 = 2,153,847.80 : x
  2. Step 2: Convert to fraction form
    6,945,477.32/10,418,609.65 = 2,153,847.80/x
  3. Step 3: Cross multiply
    6,945,477.32x = 10,418,609.65 × 2,153,847.80
  4. Step 4: Simplify right side
    6,945,477.32x = 22,440,099,494,373.18
  5. Step 5: Solve for x
    x = 22,440,099,494,373.18/6,945,477.32
  6. Step 6: Final answer
    x = 3,230,893.78

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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.