Home / 8,413,618.77-12,621,733.02-3,555,945.72

Finding the Fourth Proportional to 8,413,618.77, 12,621,733.02 and 3,555,945.72

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Solution

The fourth proportional to 8,413,618.77, 12,621,733.02 and 3,555,945.72 is: 5,334,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413,618.77 : 12,621,733.02 = 3,555,945.72 : x
  2. Step 2: Convert to fraction form
    8,413,618.77/12,621,733.02 = 3,555,945.72/x
  3. Step 3: Cross multiply
    8,413,618.77x = 12,621,733.02 × 3,555,945.72
  4. Step 4: Simplify right side
    8,413,618.77x = 44,882,197,511,451.67
  5. Step 5: Solve for x
    x = 44,882,197,511,451.67/8,413,618.77
  6. Step 6: Final answer
    x = 5,334,470.07

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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.