Home / 8,056,121.93-12,084,064.56-1,990,853.49

Finding the Fourth Proportional to 8,056,121.93, 12,084,064.56 and 1,990,853.49

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Solution

The fourth proportional to 8,056,121.93, 12,084,064.56 and 1,990,853.49 is: 2,986,250.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056,121.93 : 12,084,064.56 = 1,990,853.49 : x
  2. Step 2: Convert to fraction form
    8,056,121.93/12,084,064.56 = 1,990,853.49/x
  3. Step 3: Cross multiply
    8,056,121.93x = 12,084,064.56 × 1,990,853.49
  4. Step 4: Simplify right side
    8,056,121.93x = 24,057,602,102,661.32
  5. Step 5: Solve for x
    x = 24,057,602,102,661.32/8,056,121.93
  6. Step 6: Final answer
    x = 2,986,250.99

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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.