Home / 8,737,407.80-13,095,817.68-3,939,479.72

Finding the Fourth Proportional to 8,737,407.80, 13,095,817.68 and 3,939,479.72

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Solution

The fourth proportional to 8,737,407.80, 13,095,817.68 and 3,939,479.72 is: 5,904,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,407.80 : 13,095,817.68 = 3,939,479.72 : x
  2. Step 2: Convert to fraction form
    8,737,407.80/13,095,817.68 = 3,939,479.72/x
  3. Step 3: Cross multiply
    8,737,407.80x = 13,095,817.68 × 3,939,479.72
  4. Step 4: Simplify right side
    8,737,407.80x = 51,590,708,167,177.45
  5. Step 5: Solve for x
    x = 51,590,708,167,177.45/8,737,407.80
  6. Step 6: Final answer
    x = 5,904,578.26

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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.