Home / 7,876,113.95-11,814,171.02-1,892,481.95

Finding the Fourth Proportional to 7,876,113.95, 11,814,171.02 and 1,892,481.95

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Solution

The fourth proportional to 7,876,113.95, 11,814,171.02 and 1,892,481.95 is: 2,838,722.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,113.95 : 11,814,171.02 = 1,892,481.95 : x
  2. Step 2: Convert to fraction form
    7,876,113.95/11,814,171.02 = 1,892,481.95/x
  3. Step 3: Cross multiply
    7,876,113.95x = 11,814,171.02 × 1,892,481.95
  4. Step 4: Simplify right side
    7,876,113.95x = 22,358,105,341,029.82
  5. Step 5: Solve for x
    x = 22,358,105,341,029.82/7,876,113.95
  6. Step 6: Final answer
    x = 2,838,722.94

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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.