Home / 14,500,791.64-20,005,428.76-8,302,525.84

Finding the Fourth Proportional to 14,500,791.64, 20,005,428.76 and 8,302,525.84

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Solution

The fourth proportional to 14,500,791.64, 20,005,428.76 and 8,302,525.84 is: 11,454,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500,791.64 : 20,005,428.76 = 8,302,525.84 : x
  2. Step 2: Convert to fraction form
    14,500,791.64/20,005,428.76 = 8,302,525.84/x
  3. Step 3: Cross multiply
    14,500,791.64x = 20,005,428.76 × 8,302,525.84
  4. Step 4: Simplify right side
    14,500,791.64x = 166,095,589,220,179.16
  5. Step 5: Solve for x
    x = 166,095,589,220,179.16/14,500,791.64
  6. Step 6: Final answer
    x = 11,454,242.87

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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.