Home / 10,571,849.10-15,857,773.65-7,383,203.10

Finding the Fourth Proportional to 10,571,849.10, 15,857,773.65 and 7,383,203.10

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Solution

The fourth proportional to 10,571,849.10, 15,857,773.65 and 7,383,203.10 is: 11,074,804.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,849.10 : 15,857,773.65 = 7,383,203.10 : x
  2. Step 2: Convert to fraction form
    10,571,849.10/15,857,773.65 = 7,383,203.10/x
  3. Step 3: Cross multiply
    10,571,849.10x = 15,857,773.65 × 7,383,203.10
  4. Step 4: Simplify right side
    10,571,849.10x = 117,081,163,571,778.31
  5. Step 5: Solve for x
    x = 117,081,163,571,778.31/10,571,849.10
  6. Step 6: Final answer
    x = 11,074,804.65

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Double scale
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Similar ratio
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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.