Home / 27,942,621.12-41,864,067-15,154,969.68

Finding the Fourth Proportional to 27,942,621.12, 41,864,067 and 15,154,969.68

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Solution

The fourth proportional to 27,942,621.12, 41,864,067 and 15,154,969.68 is: 22,705,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942,621.12 : 41,864,067 = 15,154,969.68 : x
  2. Step 2: Convert to fraction form
    27,942,621.12/41,864,067 = 15,154,969.68/x
  3. Step 3: Cross multiply
    27,942,621.12x = 41,864,067 × 15,154,969.68
  4. Step 4: Simplify right side
    27,942,621.12x = 634,448,666,066,488.50
  5. Step 5: Solve for x
    x = 634,448,666,066,488.50/27,942,621.12
  6. Step 6: Final answer
    x = 22,705,409.89

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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.