Home / 9,678,174.76-13,355,929.38-5,327,698.60

Finding the Fourth Proportional to 9,678,174.76, 13,355,929.38 and 5,327,698.60

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Solution

The fourth proportional to 9,678,174.76, 13,355,929.38 and 5,327,698.60 is: 7,352,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,174.76 : 13,355,929.38 = 5,327,698.60 : x
  2. Step 2: Convert to fraction form
    9,678,174.76/13,355,929.38 = 5,327,698.60/x
  3. Step 3: Cross multiply
    9,678,174.76x = 13,355,929.38 × 5,327,698.60
  4. Step 4: Simplify right side
    9,678,174.76x = 71,156,366,259,524.88
  5. Step 5: Solve for x
    x = 71,156,366,259,524.88/9,678,174.76
  6. Step 6: Final answer
    x = 7,352,250.61

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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.