Home / 11,589,708.14-15,992,997.11-6,432,663.72

Finding the Fourth Proportional to 11,589,708.14, 15,992,997.11 and 6,432,663.72

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Solution

The fourth proportional to 11,589,708.14, 15,992,997.11 and 6,432,663.72 is: 8,876,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589,708.14 : 15,992,997.11 = 6,432,663.72 : x
  2. Step 2: Convert to fraction form
    11,589,708.14/15,992,997.11 = 6,432,663.72/x
  3. Step 3: Cross multiply
    11,589,708.14x = 15,992,997.11 × 6,432,663.72
  4. Step 4: Simplify right side
    11,589,708.14x = 102,877,572,283,561.84
  5. Step 5: Solve for x
    x = 102,877,572,283,561.84/11,589,708.14
  6. Step 6: Final answer
    x = 8,876,631.84

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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.