Home / 10,106,640.20-15,161,928.60-2,918,408.60

Finding the Fourth Proportional to 10,106,640.20, 15,161,928.60 and 2,918,408.60

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Solution

The fourth proportional to 10,106,640.20, 15,161,928.60 and 2,918,408.60 is: 4,378,181.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,640.20 : 15,161,928.60 = 2,918,408.60 : x
  2. Step 2: Convert to fraction form
    10,106,640.20/15,161,928.60 = 2,918,408.60/x
  3. Step 3: Cross multiply
    10,106,640.20x = 15,161,928.60 × 2,918,408.60
  4. Step 4: Simplify right side
    10,106,640.20x = 44,248,702,818,825.96
  5. Step 5: Solve for x
    x = 44,248,702,818,825.96/10,106,640.20
  6. Step 6: Final answer
    x = 4,378,181.27

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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.