Home / 15,751,750.01-21,737,286.30-8,782,344.77

Finding the Fourth Proportional to 15,751,750.01, 21,737,286.30 and 8,782,344.77

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Solution

The fourth proportional to 15,751,750.01, 21,737,286.30 and 8,782,344.77 is: 12,119,564.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,750.01 : 21,737,286.30 = 8,782,344.77 : x
  2. Step 2: Convert to fraction form
    15,751,750.01/21,737,286.30 = 8,782,344.77/x
  3. Step 3: Cross multiply
    15,751,750.01x = 21,737,286.30 × 8,782,344.77
  4. Step 4: Simplify right side
    15,751,750.01x = 190,904,342,542,111.25
  5. Step 5: Solve for x
    x = 190,904,342,542,111.25/15,751,750.01
  6. Step 6: Final answer
    x = 12,119,564.02

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1.5x scale

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.