Home / 8,737,138.08-12,056,731.82-5,015,109.21

Finding the Fourth Proportional to 8,737,138.08, 12,056,731.82 and 5,015,109.21

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Solution

The fourth proportional to 8,737,138.08, 12,056,731.82 and 5,015,109.21 is: 6,920,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,138.08 : 12,056,731.82 = 5,015,109.21 : x
  2. Step 2: Convert to fraction form
    8,737,138.08/12,056,731.82 = 5,015,109.21/x
  3. Step 3: Cross multiply
    8,737,138.08x = 12,056,731.82 × 5,015,109.21
  4. Step 4: Simplify right side
    8,737,138.08x = 60,465,826,786,713.17
  5. Step 5: Solve for x
    x = 60,465,826,786,713.17/8,737,138.08
  6. Step 6: Final answer
    x = 6,920,552.96

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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.