Home / 10,660,018.86-15,991,148.88-3,472,112.88

Finding the Fourth Proportional to 10,660,018.86, 15,991,148.88 and 3,472,112.88

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Solution

The fourth proportional to 10,660,018.86, 15,991,148.88 and 3,472,112.88 is: 5,208,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660,018.86 : 15,991,148.88 = 3,472,112.88 : x
  2. Step 2: Convert to fraction form
    10,660,018.86/15,991,148.88 = 3,472,112.88/x
  3. Step 3: Cross multiply
    10,660,018.86x = 15,991,148.88 × 3,472,112.88
  4. Step 4: Simplify right side
    10,660,018.86x = 55,523,073,992,245.58
  5. Step 5: Solve for x
    x = 55,523,073,992,245.58/10,660,018.86
  6. Step 6: Final answer
    x = 5,208,534.31

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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.