Home / 13,611,070.80-20,414,273.40-5,087,019.60

Finding the Fourth Proportional to 13,611,070.80, 20,414,273.40 and 5,087,019.60

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Solution

The fourth proportional to 13,611,070.80, 20,414,273.40 and 5,087,019.60 is: 7,629,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,070.80 : 20,414,273.40 = 5,087,019.60 : x
  2. Step 2: Convert to fraction form
    13,611,070.80/20,414,273.40 = 5,087,019.60/x
  3. Step 3: Cross multiply
    13,611,070.80x = 20,414,273.40 × 5,087,019.60
  4. Step 4: Simplify right side
    13,611,070.80x = 103,847,808,905,558.62
  5. Step 5: Solve for x
    x = 103,847,808,905,558.62/13,611,070.80
  6. Step 6: Final answer
    x = 7,629,657.54

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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.