Home / 8,031,273.19-12,042,382.56-2,638,475.64

Finding the Fourth Proportional to 8,031,273.19, 12,042,382.56 and 2,638,475.64

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Solution

The fourth proportional to 8,031,273.19, 12,042,382.56 and 2,638,475.64 is: 3,956,226.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031,273.19 : 12,042,382.56 = 2,638,475.64 : x
  2. Step 2: Convert to fraction form
    8,031,273.19/12,042,382.56 = 2,638,475.64/x
  3. Step 3: Cross multiply
    8,031,273.19x = 12,042,382.56 × 2,638,475.64
  4. Step 4: Simplify right side
    8,031,273.19x = 31,773,533,022,226.56
  5. Step 5: Solve for x
    x = 31,773,533,022,226.56/8,031,273.19
  6. Step 6: Final answer
    x = 3,956,226.15

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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.