Home / 10,620,386.75-15,926,188.21-3,331,415.25

Finding the Fourth Proportional to 10,620,386.75, 15,926,188.21 and 3,331,415.25

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Solution

The fourth proportional to 10,620,386.75, 15,926,188.21 and 3,331,415.25 is: 4,995,745.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620,386.75 : 15,926,188.21 = 3,331,415.25 : x
  2. Step 2: Convert to fraction form
    10,620,386.75/15,926,188.21 = 3,331,415.25/x
  3. Step 3: Cross multiply
    10,620,386.75x = 15,926,188.21 × 3,331,415.25
  4. Step 4: Simplify right side
    10,620,386.75x = 53,056,746,268,835.66
  5. Step 5: Solve for x
    x = 53,056,746,268,835.66/10,620,386.75
  6. Step 6: Final answer
    x = 4,995,745.21

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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.