Home / 12,135,538.16-16,747,042.01-6,553,784.19

Finding the Fourth Proportional to 12,135,538.16, 16,747,042.01 and 6,553,784.19

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Solution

The fourth proportional to 12,135,538.16, 16,747,042.01 and 6,553,784.19 is: 9,044,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,135,538.16 : 16,747,042.01 = 6,553,784.19 : x
  2. Step 2: Convert to fraction form
    12,135,538.16/16,747,042.01 = 6,553,784.19/x
  3. Step 3: Cross multiply
    12,135,538.16x = 16,747,042.01 × 6,553,784.19
  4. Step 4: Simplify right side
    12,135,538.16x = 109,756,499,121,634.91
  5. Step 5: Solve for x
    x = 109,756,499,121,634.91/12,135,538.16
  6. Step 6: Final answer
    x = 9,044,221.83

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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.