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Finding the Fourth Proportional to 8,441,783.52, 12,662,680.02 and 5,928,658.08

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Solution

The fourth proportional to 8,441,783.52, 12,662,680.02 and 5,928,658.08 is: 8,892,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441,783.52 : 12,662,680.02 = 5,928,658.08 : x
  2. Step 2: Convert to fraction form
    8,441,783.52/12,662,680.02 = 5,928,658.08/x
  3. Step 3: Cross multiply
    8,441,783.52x = 12,662,680.02 × 5,928,658.08
  4. Step 4: Simplify right side
    8,441,783.52x = 75,072,700,215,027.56
  5. Step 5: Solve for x
    x = 75,072,700,215,027.56/8,441,783.52
  6. Step 6: Final answer
    x = 8,892,990.45

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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.