Home / 7,876,113.45-11,814,170.27-1,892,481.45

Finding the Fourth Proportional to 7,876,113.45, 11,814,170.27 and 1,892,481.45

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Solution

The fourth proportional to 7,876,113.45, 11,814,170.27 and 1,892,481.45 is: 2,838,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,113.45 : 11,814,170.27 = 1,892,481.45 : x
  2. Step 2: Convert to fraction form
    7,876,113.45/11,814,170.27 = 1,892,481.45/x
  3. Step 3: Cross multiply
    7,876,113.45x = 11,814,170.27 × 1,892,481.45
  4. Step 4: Simplify right side
    7,876,113.45x = 22,358,098,083,116.49
  5. Step 5: Solve for x
    x = 22,358,098,083,116.49/7,876,113.45
  6. Step 6: Final answer
    x = 2,838,722.20

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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.