Home / 8,240,661.70-12,359,826.15-2,561,460.10

Finding the Fourth Proportional to 8,240,661.70, 12,359,826.15 and 2,561,460.10

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Solution

The fourth proportional to 8,240,661.70, 12,359,826.15 and 2,561,460.10 is: 3,841,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,661.70 : 12,359,826.15 = 2,561,460.10 : x
  2. Step 2: Convert to fraction form
    8,240,661.70/12,359,826.15 = 2,561,460.10/x
  3. Step 3: Cross multiply
    8,240,661.70x = 12,359,826.15 × 2,561,460.10
  4. Step 4: Simplify right side
    8,240,661.70x = 31,659,201,526,161.62
  5. Step 5: Solve for x
    x = 31,659,201,526,161.62/8,240,661.70
  6. Step 6: Final answer
    x = 3,841,827.60

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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.