Home / 7,580,013.80-11,370,020.70-2,188,840.10

Finding the Fourth Proportional to 7,580,013.80, 11,370,020.70 and 2,188,840.10

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Solution

The fourth proportional to 7,580,013.80, 11,370,020.70 and 2,188,840.10 is: 3,283,260.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580,013.80 : 11,370,020.70 = 2,188,840.10 : x
  2. Step 2: Convert to fraction form
    7,580,013.80/11,370,020.70 = 2,188,840.10/x
  3. Step 3: Cross multiply
    7,580,013.80x = 11,370,020.70 × 2,188,840.10
  4. Step 4: Simplify right side
    7,580,013.80x = 24,887,157,245,990.07
  5. Step 5: Solve for x
    x = 24,887,157,245,990.07/7,580,013.80
  6. Step 6: Final answer
    x = 3,283,260.15

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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.