Home / 5,611,040.12-7,743,238.69-3,130,260.79

Finding the Fourth Proportional to 5,611,040.12, 7,743,238.69 and 3,130,260.79

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Solution

The fourth proportional to 5,611,040.12, 7,743,238.69 and 3,130,260.79 is: 4,319,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611,040.12 : 7,743,238.69 = 3,130,260.79 : x
  2. Step 2: Convert to fraction form
    5,611,040.12/7,743,238.69 = 3,130,260.79/x
  3. Step 3: Cross multiply
    5,611,040.12x = 7,743,238.69 × 3,130,260.79
  4. Step 4: Simplify right side
    5,611,040.12x = 24,238,356,458,917.96
  5. Step 5: Solve for x
    x = 24,238,356,458,917.96/5,611,040.12
  6. Step 6: Final answer
    x = 4,319,761.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.