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Finding the Fourth Proportional to 8,092,975.60, 12,137,908.20 and 2,413,385.20

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Solution

The fourth proportional to 8,092,975.60, 12,137,908.20 and 2,413,385.20 is: 3,619,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092,975.60 : 12,137,908.20 = 2,413,385.20 : x
  2. Step 2: Convert to fraction form
    8,092,975.60/12,137,908.20 = 2,413,385.20/x
  3. Step 3: Cross multiply
    8,092,975.60x = 12,137,908.20 × 2,413,385.20
  4. Step 4: Simplify right side
    8,092,975.60x = 29,293,448,008,838.64
  5. Step 5: Solve for x
    x = 29,293,448,008,838.64/8,092,975.60
  6. Step 6: Final answer
    x = 3,619,614.03

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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.