Home / 19,933,681.72-27,508,737.90-11,784,848.44

Finding the Fourth Proportional to 19,933,681.72, 27,508,737.90 and 11,784,848.44

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Solution

The fourth proportional to 19,933,681.72, 27,508,737.90 and 11,784,848.44 is: 16,263,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933,681.72 : 27,508,737.90 = 11,784,848.44 : x
  2. Step 2: Convert to fraction form
    19,933,681.72/27,508,737.90 = 11,784,848.44/x
  3. Step 3: Cross multiply
    19,933,681.72x = 27,508,737.90 × 11,784,848.44
  4. Step 4: Simplify right side
    19,933,681.72x = 324,186,306,927,183.88
  5. Step 5: Solve for x
    x = 324,186,306,927,183.88/19,933,681.72
  6. Step 6: Final answer
    x = 16,263,242.86

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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.