Home / 8,737,878.20-13,090,874.06-4,879,616.54

Finding the Fourth Proportional to 8,737,878.20, 13,090,874.06 and 4,879,616.54

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Solution

The fourth proportional to 8,737,878.20, 13,090,874.06 and 4,879,616.54 is: 7,310,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,878.20 : 13,090,874.06 = 4,879,616.54 : x
  2. Step 2: Convert to fraction form
    8,737,878.20/13,090,874.06 = 4,879,616.54/x
  3. Step 3: Cross multiply
    8,737,878.20x = 13,090,874.06 × 4,879,616.54
  4. Step 4: Simplify right side
    8,737,878.20x = 63,878,445,586,232.95
  5. Step 5: Solve for x
    x = 63,878,445,586,232.95/8,737,878.20
  6. Step 6: Final answer
    x = 7,310,521.40

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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.