Home / 36,243,058.80-54,364,588.20-12,308,530.80

Finding the Fourth Proportional to 36,243,058.80, 54,364,588.20 and 12,308,530.80

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Solution

The fourth proportional to 36,243,058.80, 54,364,588.20 and 12,308,530.80 is: 18,462,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243,058.80 : 54,364,588.20 = 12,308,530.80 : x
  2. Step 2: Convert to fraction form
    36,243,058.80/54,364,588.20 = 12,308,530.80/x
  3. Step 3: Cross multiply
    36,243,058.80x = 54,364,588.20 × 12,308,530.80
  4. Step 4: Simplify right side
    36,243,058.80x = 669,148,208,289,016.62
  5. Step 5: Solve for x
    x = 669,148,208,289,016.62/36,243,058.80
  6. Step 6: Final answer
    x = 18,462,796.20

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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.