Home / 27,289,806.69-37,663,235.58-15,531,933.82

Finding the Fourth Proportional to 27,289,806.69, 37,663,235.58 and 15,531,933.82

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Solution

The fourth proportional to 27,289,806.69, 37,663,235.58 and 15,531,933.82 is: 21,435,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289,806.69 : 37,663,235.58 = 15,531,933.82 : x
  2. Step 2: Convert to fraction form
    27,289,806.69/37,663,235.58 = 15,531,933.82/x
  3. Step 3: Cross multiply
    27,289,806.69x = 37,663,235.58 × 15,531,933.82
  4. Step 4: Simplify right side
    27,289,806.69x = 584,982,882,287,313.12
  5. Step 5: Solve for x
    x = 584,982,882,287,313.12/27,289,806.69
  6. Step 6: Final answer
    x = 21,435,948.19

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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.