Home / 27,229,653.23-37,578,253.70-15,312,217.54

Finding the Fourth Proportional to 27,229,653.23, 37,578,253.70 and 15,312,217.54

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Solution

The fourth proportional to 27,229,653.23, 37,578,253.70 and 15,312,217.54 is: 21,131,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,229,653.23 : 37,578,253.70 = 15,312,217.54 : x
  2. Step 2: Convert to fraction form
    27,229,653.23/37,578,253.70 = 15,312,217.54/x
  3. Step 3: Cross multiply
    27,229,653.23x = 37,578,253.70 × 15,312,217.54
  4. Step 4: Simplify right side
    27,229,653.23x = 575,406,395,351,148.75
  5. Step 5: Solve for x
    x = 575,406,395,351,148.75/27,229,653.23
  6. Step 6: Final answer
    x = 21,131,609.37

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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.