Home / 8,056,538.91-12,084,689.43-1,991,271.33

Finding the Fourth Proportional to 8,056,538.91, 12,084,689.43 and 1,991,271.33

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Solution

The fourth proportional to 8,056,538.91, 12,084,689.43 and 1,991,271.33 is: 2,986,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056,538.91 : 12,084,689.43 = 1,991,271.33 : x
  2. Step 2: Convert to fraction form
    8,056,538.91/12,084,689.43 = 1,991,271.33/x
  3. Step 3: Cross multiply
    8,056,538.91x = 12,084,689.43 × 1,991,271.33
  4. Step 4: Simplify right side
    8,056,538.91x = 24,063,895,593,913.04
  5. Step 5: Solve for x
    x = 24,063,895,593,913.04/8,056,538.91
  6. Step 6: Final answer
    x = 2,986,877.60

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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.