Home / 8,933,923.20-12,327,812.10-5,262,600.72

Finding the Fourth Proportional to 8,933,923.20, 12,327,812.10 and 5,262,600.72

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Solution

The fourth proportional to 8,933,923.20, 12,327,812.10 and 5,262,600.72 is: 7,261,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933,923.20 : 12,327,812.10 = 5,262,600.72 : x
  2. Step 2: Convert to fraction form
    8,933,923.20/12,327,812.10 = 5,262,600.72/x
  3. Step 3: Cross multiply
    8,933,923.20x = 12,327,812.10 × 5,262,600.72
  4. Step 4: Simplify right side
    8,933,923.20x = 64,876,352,833,484.70
  5. Step 5: Solve for x
    x = 64,876,352,833,484.70/8,933,923.20
  6. Step 6: Final answer
    x = 7,261,798.81

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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.