Home / 10,146,251.58-15,234,558.21-8,784,237.48

Finding the Fourth Proportional to 10,146,251.58, 15,234,558.21 and 8,784,237.48

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Solution

The fourth proportional to 10,146,251.58, 15,234,558.21 and 8,784,237.48 is: 13,189,499.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146,251.58 : 15,234,558.21 = 8,784,237.48 : x
  2. Step 2: Convert to fraction form
    10,146,251.58/15,234,558.21 = 8,784,237.48/x
  3. Step 3: Cross multiply
    10,146,251.58x = 15,234,558.21 × 8,784,237.48
  4. Step 4: Simplify right side
    10,146,251.58x = 133,823,977,219,523.72
  5. Step 5: Solve for x
    x = 133,823,977,219,523.72/10,146,251.58
  6. Step 6: Final answer
    x = 13,189,499.21

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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.