Home / 9,189,000.32-12,653,472.12-8,985,091.73

Finding the Fourth Proportional to 9,189,000.32, 12,653,472.12 and 8,985,091.73

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Solution

The fourth proportional to 9,189,000.32, 12,653,472.12 and 8,985,091.73 is: 12,372,685.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,189,000.32 : 12,653,472.12 = 8,985,091.73 : x
  2. Step 2: Convert to fraction form
    9,189,000.32/12,653,472.12 = 8,985,091.73/x
  3. Step 3: Cross multiply
    9,189,000.32x = 12,653,472.12 × 8,985,091.73
  4. Step 4: Simplify right side
    9,189,000.32x = 113,692,607,701,197.56
  5. Step 5: Solve for x
    x = 113,692,607,701,197.56/9,189,000.32
  6. Step 6: Final answer
    x = 12,372,685.14

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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.