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Finding the Fourth Proportional to 9,061,972.16, 13,592,958.51 and 8,507,698.88

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Solution

The fourth proportional to 9,061,972.16, 13,592,958.51 and 8,507,698.88 is: 12,761,548.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,972.16 : 13,592,958.51 = 8,507,698.88 : x
  2. Step 2: Convert to fraction form
    9,061,972.16/13,592,958.51 = 8,507,698.88/x
  3. Step 3: Cross multiply
    9,061,972.16x = 13,592,958.51 × 8,507,698.88
  4. Step 4: Simplify right side
    9,061,972.16x = 115,644,797,891,413.48
  5. Step 5: Solve for x
    x = 115,644,797,891,413.48/9,061,972.16
  6. Step 6: Final answer
    x = 12,761,548.57

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1.5x scale

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.