Home / 36,703,949.10-55,055,923.65-12,769,421.10

Finding the Fourth Proportional to 36,703,949.10, 55,055,923.65 and 12,769,421.10

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Solution

The fourth proportional to 36,703,949.10, 55,055,923.65 and 12,769,421.10 is: 19,154,131.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703,949.10 : 55,055,923.65 = 12,769,421.10 : x
  2. Step 2: Convert to fraction form
    36,703,949.10/55,055,923.65 = 12,769,421.10/x
  3. Step 3: Cross multiply
    36,703,949.10x = 55,055,923.65 × 12,769,421.10
  4. Step 4: Simplify right side
    36,703,949.10x = 703,032,273,136,299
  5. Step 5: Solve for x
    x = 703,032,273,136,299/36,703,949.10
  6. Step 6: Final answer
    x = 19,154,131.65

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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.