Home / 15,302,979.45-22,901,325.08-10,520,010.45

Finding the Fourth Proportional to 15,302,979.45, 22,901,325.08 and 10,520,010.45

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Solution

The fourth proportional to 15,302,979.45, 22,901,325.08 and 10,520,010.45 is: 15,743,481.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,302,979.45 : 22,901,325.08 = 10,520,010.45 : x
  2. Step 2: Convert to fraction form
    15,302,979.45/22,901,325.08 = 10,520,010.45/x
  3. Step 3: Cross multiply
    15,302,979.45x = 22,901,325.08 × 10,520,010.45
  4. Step 4: Simplify right side
    15,302,979.45x = 240,922,179,107,847
  5. Step 5: Solve for x
    x = 240,922,179,107,847/15,302,979.45
  6. Step 6: Final answer
    x = 15,743,481.84

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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.