Home / 5,611,353.60-8,420,486.40-2,418,009.60

Finding the Fourth Proportional to 5,611,353.60, 8,420,486.40 and 2,418,009.60

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Solution

The fourth proportional to 5,611,353.60, 8,420,486.40 and 2,418,009.60 is: 3,628,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611,353.60 : 8,420,486.40 = 2,418,009.60 : x
  2. Step 2: Convert to fraction form
    5,611,353.60/8,420,486.40 = 2,418,009.60/x
  3. Step 3: Cross multiply
    5,611,353.60x = 8,420,486.40 × 2,418,009.60
  4. Step 4: Simplify right side
    5,611,353.60x = 20,360,816,951,869.44
  5. Step 5: Solve for x
    x = 20,360,816,951,869.44/5,611,353.60
  6. Step 6: Final answer
    x = 3,628,503.64

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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.