Home / 11,169,044.67-15,413,940.01-8,410,865.88

Finding the Fourth Proportional to 11,169,044.67, 15,413,940.01 and 8,410,865.88

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Solution

The fourth proportional to 11,169,044.67, 15,413,940.01 and 8,410,865.88 is: 11,607,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169,044.67 : 15,413,940.01 = 8,410,865.88 : x
  2. Step 2: Convert to fraction form
    11,169,044.67/15,413,940.01 = 8,410,865.88/x
  3. Step 3: Cross multiply
    11,169,044.67x = 15,413,940.01 × 8,410,865.88
  4. Step 4: Simplify right side
    11,169,044.67x = 129,644,582,106,475.88
  5. Step 5: Solve for x
    x = 129,644,582,106,475.88/11,169,044.67
  6. Step 6: Final answer
    x = 11,607,490.70

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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.