Home / 27,530,325.09-37,935,799.43-21,297,504.69

Finding the Fourth Proportional to 27,530,325.09, 37,935,799.43 and 21,297,504.69

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Solution

The fourth proportional to 27,530,325.09, 37,935,799.43 and 21,297,504.69 is: 29,347,196.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530,325.09 : 37,935,799.43 = 21,297,504.69 : x
  2. Step 2: Convert to fraction form
    27,530,325.09/37,935,799.43 = 21,297,504.69/x
  3. Step 3: Cross multiply
    27,530,325.09x = 37,935,799.43 × 21,297,504.69
  4. Step 4: Simplify right side
    27,530,325.09x = 807,937,866,172,836.75
  5. Step 5: Solve for x
    x = 807,937,866,172,836.75/27,530,325.09
  6. Step 6: Final answer
    x = 29,347,196.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.