Home / 8,737,379.58-12,057,639.78-4,870,145.94

Finding the Fourth Proportional to 8,737,379.58, 12,057,639.78 and 4,870,145.94

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Solution

The fourth proportional to 8,737,379.58, 12,057,639.78 and 4,870,145.94 is: 6,720,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,379.58 : 12,057,639.78 = 4,870,145.94 : x
  2. Step 2: Convert to fraction form
    8,737,379.58/12,057,639.78 = 4,870,145.94/x
  3. Step 3: Cross multiply
    8,737,379.58x = 12,057,639.78 × 4,870,145.94
  4. Step 4: Simplify right side
    8,737,379.58x = 58,722,465,420,549.49
  5. Step 5: Solve for x
    x = 58,722,465,420,549.49/8,737,379.58
  6. Step 6: Final answer
    x = 6,720,832.59

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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.