Home / 14,618,072.48-20,172,695.64-8,091,561.84

Finding the Fourth Proportional to 14,618,072.48, 20,172,695.64 and 8,091,561.84

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Solution

The fourth proportional to 14,618,072.48, 20,172,695.64 and 8,091,561.84 is: 11,166,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,072.48 : 20,172,695.64 = 8,091,561.84 : x
  2. Step 2: Convert to fraction form
    14,618,072.48/20,172,695.64 = 8,091,561.84/x
  3. Step 3: Cross multiply
    14,618,072.48x = 20,172,695.64 × 8,091,561.84
  4. Step 4: Simplify right side
    14,618,072.48x = 163,228,614,250,558.38
  5. Step 5: Solve for x
    x = 163,228,614,250,558.38/14,618,072.48
  6. Step 6: Final answer
    x = 11,166,220.07

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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.