Home / 11,460,539.72-15,815,234.58-6,499,890.87

Finding the Fourth Proportional to 11,460,539.72, 15,815,234.58 and 6,499,890.87

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Solution

The fourth proportional to 11,460,539.72, 15,815,234.58 and 6,499,890.87 is: 8,969,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,460,539.72 : 15,815,234.58 = 6,499,890.87 : x
  2. Step 2: Convert to fraction form
    11,460,539.72/15,815,234.58 = 6,499,890.87/x
  3. Step 3: Cross multiply
    11,460,539.72x = 15,815,234.58 × 6,499,890.87
  4. Step 4: Simplify right side
    11,460,539.72x = 102,797,298,824,608.14
  5. Step 5: Solve for x
    x = 102,797,298,824,608.14/11,460,539.72
  6. Step 6: Final answer
    x = 8,969,673.45

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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.