Home / 8,242,751.60-12,355,401-2,772,638.96

Finding the Fourth Proportional to 8,242,751.60, 12,355,401 and 2,772,638.96

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Solution

The fourth proportional to 8,242,751.60, 12,355,401 and 2,772,638.96 is: 4,156,023.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242,751.60 : 12,355,401 = 2,772,638.96 : x
  2. Step 2: Convert to fraction form
    8,242,751.60/12,355,401 = 2,772,638.96/x
  3. Step 3: Cross multiply
    8,242,751.60x = 12,355,401 × 2,772,638.96
  4. Step 4: Simplify right side
    8,242,751.60x = 34,257,066,179,022.96
  5. Step 5: Solve for x
    x = 34,257,066,179,022.96/8,242,751.60
  6. Step 6: Final answer
    x = 4,156,023.11

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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.