Home / 18,534,668.40-27,807,251.40-5,756,464.80

Finding the Fourth Proportional to 18,534,668.40, 27,807,251.40 and 5,756,464.80

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Solution

The fourth proportional to 18,534,668.40, 27,807,251.40 and 5,756,464.80 is: 8,636,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,668.40 : 27,807,251.40 = 5,756,464.80 : x
  2. Step 2: Convert to fraction form
    18,534,668.40/27,807,251.40 = 5,756,464.80/x
  3. Step 3: Cross multiply
    18,534,668.40x = 27,807,251.40 × 5,756,464.80
  4. Step 4: Simplify right side
    18,534,668.40x = 160,071,463,868,850.72
  5. Step 5: Solve for x
    x = 160,071,463,868,850.72/18,534,668.40
  6. Step 6: Final answer
    x = 8,636,327.36

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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.