Home / 14,685,025.77-20,264,147.46-8,490,469.95

Finding the Fourth Proportional to 14,685,025.77, 20,264,147.46 and 8,490,469.95

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Solution

The fourth proportional to 14,685,025.77, 20,264,147.46 and 8,490,469.95 is: 11,716,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685,025.77 : 20,264,147.46 = 8,490,469.95 : x
  2. Step 2: Convert to fraction form
    14,685,025.77/20,264,147.46 = 8,490,469.95/x
  3. Step 3: Cross multiply
    14,685,025.77x = 20,264,147.46 × 8,490,469.95
  4. Step 4: Simplify right side
    14,685,025.77x = 172,052,135,071,498.81
  5. Step 5: Solve for x
    x = 172,052,135,071,498.81/14,685,025.77
  6. Step 6: Final answer
    x = 11,716,161.60

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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.