Home / 20,012,188.62-27,606,171.63-12,174,098.49

Finding the Fourth Proportional to 20,012,188.62, 27,606,171.63 and 12,174,098.49

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Solution

The fourth proportional to 20,012,188.62, 27,606,171.63 and 12,174,098.49 is: 16,793,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,188.62 : 27,606,171.63 = 12,174,098.49 : x
  2. Step 2: Convert to fraction form
    20,012,188.62/27,606,171.63 = 12,174,098.49/x
  3. Step 3: Cross multiply
    20,012,188.62x = 27,606,171.63 × 12,174,098.49
  4. Step 4: Simplify right side
    20,012,188.62x = 336,080,252,355,463.81
  5. Step 5: Solve for x
    x = 336,080,252,355,463.81/20,012,188.62
  6. Step 6: Final answer
    x = 16,793,777.97

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1.5x scale

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.