Home / 8,097,801.12-11,167,327.44-5,198,078.88

Finding the Fourth Proportional to 8,097,801.12, 11,167,327.44 and 5,198,078.88

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Solution

The fourth proportional to 8,097,801.12, 11,167,327.44 and 5,198,078.88 is: 7,168,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097,801.12 : 11,167,327.44 = 5,198,078.88 : x
  2. Step 2: Convert to fraction form
    8,097,801.12/11,167,327.44 = 5,198,078.88/x
  3. Step 3: Cross multiply
    8,097,801.12x = 11,167,327.44 × 5,198,078.88
  4. Step 4: Simplify right side
    8,097,801.12x = 58,048,648,911,908.46
  5. Step 5: Solve for x
    x = 58,048,648,911,908.46/8,097,801.12
  6. Step 6: Final answer
    x = 7,168,445.86

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1.5x scale

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.