Home / 15,815,728.36-23,699,054.76-10,967,491.72

Finding the Fourth Proportional to 15,815,728.36, 23,699,054.76 and 10,967,491.72

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Solution

The fourth proportional to 15,815,728.36, 23,699,054.76 and 10,967,491.72 is: 16,434,221.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815,728.36 : 23,699,054.76 = 10,967,491.72 : x
  2. Step 2: Convert to fraction form
    15,815,728.36/23,699,054.76 = 10,967,491.72/x
  3. Step 3: Cross multiply
    15,815,728.36x = 23,699,054.76 × 10,967,491.72
  4. Step 4: Simplify right side
    15,815,728.36x = 259,919,186,852,126.62
  5. Step 5: Solve for x
    x = 259,919,186,852,126.62/15,815,728.36
  6. Step 6: Final answer
    x = 16,434,221.74

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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.