Home / 8,949,228.53-12,349,536.96-5,228,404.34

Finding the Fourth Proportional to 8,949,228.53, 12,349,536.96 and 5,228,404.34

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Solution

The fourth proportional to 8,949,228.53, 12,349,536.96 and 5,228,404.34 is: 7,214,965.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949,228.53 : 12,349,536.96 = 5,228,404.34 : x
  2. Step 2: Convert to fraction form
    8,949,228.53/12,349,536.96 = 5,228,404.34/x
  3. Step 3: Cross multiply
    8,949,228.53x = 12,349,536.96 × 5,228,404.34
  4. Step 4: Simplify right side
    8,949,228.53x = 64,568,372,638,654.41
  5. Step 5: Solve for x
    x = 64,568,372,638,654.41/8,949,228.53
  6. Step 6: Final answer
    x = 7,214,965.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.