Home / 13,069,588.80-19,604,383.20-12,481,723.20

Finding the Fourth Proportional to 13,069,588.80, 19,604,383.20 and 12,481,723.20

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Solution

The fourth proportional to 13,069,588.80, 19,604,383.20 and 12,481,723.20 is: 18,722,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069,588.80 : 19,604,383.20 = 12,481,723.20 : x
  2. Step 2: Convert to fraction form
    13,069,588.80/19,604,383.20 = 12,481,723.20/x
  3. Step 3: Cross multiply
    13,069,588.80x = 19,604,383.20 × 12,481,723.20
  4. Step 4: Simplify right side
    13,069,588.80x = 244,696,484,609,130.22
  5. Step 5: Solve for x
    x = 244,696,484,609,130.22/13,069,588.80
  6. Step 6: Final answer
    x = 18,722,584.80

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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.