Home / 8,645,983.45-11,923,734.46-7,173,560.88

Finding the Fourth Proportional to 8,645,983.45, 11,923,734.46 and 7,173,560.88

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Solution

The fourth proportional to 8,645,983.45, 11,923,734.46 and 7,173,560.88 is: 9,893,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645,983.45 : 11,923,734.46 = 7,173,560.88 : x
  2. Step 2: Convert to fraction form
    8,645,983.45/11,923,734.46 = 7,173,560.88/x
  3. Step 3: Cross multiply
    8,645,983.45x = 11,923,734.46 × 7,173,560.88
  4. Step 4: Simplify right side
    8,645,983.45x = 85,535,635,074,730.88
  5. Step 5: Solve for x
    x = 85,535,635,074,730.88/8,645,983.45
  6. Step 6: Final answer
    x = 9,893,106.50

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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.