Home / 13,773,828.60-20,637,123.30-8,979,049.80

Finding the Fourth Proportional to 13,773,828.60, 20,637,123.30 and 8,979,049.80

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Solution

The fourth proportional to 13,773,828.60, 20,637,123.30 and 8,979,049.80 is: 13,453,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773,828.60 : 20,637,123.30 = 8,979,049.80 : x
  2. Step 2: Convert to fraction form
    13,773,828.60/20,637,123.30 = 8,979,049.80/x
  3. Step 3: Cross multiply
    13,773,828.60x = 20,637,123.30 × 8,979,049.80
  4. Step 4: Simplify right side
    13,773,828.60x = 185,301,757,839,440.38
  5. Step 5: Solve for x
    x = 185,301,757,839,440.38/13,773,828.60
  6. Step 6: Final answer
    x = 13,453,177.27

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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.