Home / 13,631,713.80-20,412,141.30-10,773,742.20

Finding the Fourth Proportional to 13,631,713.80, 20,412,141.30 and 10,773,742.20

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Solution

The fourth proportional to 13,631,713.80, 20,412,141.30 and 10,773,742.20 is: 16,132,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,631,713.80 : 20,412,141.30 = 10,773,742.20 : x
  2. Step 2: Convert to fraction form
    13,631,713.80/20,412,141.30 = 10,773,742.20/x
  3. Step 3: Cross multiply
    13,631,713.80x = 20,412,141.30 × 10,773,742.20
  4. Step 4: Simplify right side
    13,631,713.80x = 219,915,148,116,172.84
  5. Step 5: Solve for x
    x = 219,915,148,116,172.84/13,631,713.80
  6. Step 6: Final answer
    x = 16,132,611.89

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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.