Home / 12,444,710.70-18,667,066.05-11,169,252.30

Finding the Fourth Proportional to 12,444,710.70, 18,667,066.05 and 11,169,252.30

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Solution

The fourth proportional to 12,444,710.70, 18,667,066.05 and 11,169,252.30 is: 16,753,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444,710.70 : 18,667,066.05 = 11,169,252.30 : x
  2. Step 2: Convert to fraction form
    12,444,710.70/18,667,066.05 = 11,169,252.30/x
  3. Step 3: Cross multiply
    12,444,710.70x = 18,667,066.05 × 11,169,252.30
  4. Step 4: Simplify right side
    12,444,710.70x = 208,497,170,413,214.44
  5. Step 5: Solve for x
    x = 208,497,170,413,214.44/12,444,710.70
  6. Step 6: Final answer
    x = 16,753,878.45

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Similar ratio
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1.5x scale

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.