Home / 7,826,410.70-11,740,420.37-2,708,832.18

Finding the Fourth Proportional to 7,826,410.70, 11,740,420.37 and 2,708,832.18

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Solution

The fourth proportional to 7,826,410.70, 11,740,420.37 and 2,708,832.18 is: 4,063,526.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826,410.70 : 11,740,420.37 = 2,708,832.18 : x
  2. Step 2: Convert to fraction form
    7,826,410.70/11,740,420.37 = 2,708,832.18/x
  3. Step 3: Cross multiply
    7,826,410.70x = 11,740,420.37 × 2,708,832.18
  4. Step 4: Simplify right side
    7,826,410.70x = 31,802,828,511,755.59
  5. Step 5: Solve for x
    x = 31,802,828,511,755.59/7,826,410.70
  6. Step 6: Final answer
    x = 4,063,526.66

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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.