Home / 8,410,904.60-12,616,355.52-2,021,156.96

Finding the Fourth Proportional to 8,410,904.60, 12,616,355.52 and 2,021,156.96

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Solution

The fourth proportional to 8,410,904.60, 12,616,355.52 and 2,021,156.96 is: 3,031,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,904.60 : 12,616,355.52 = 2,021,156.96 : x
  2. Step 2: Convert to fraction form
    8,410,904.60/12,616,355.52 = 2,021,156.96/x
  3. Step 3: Cross multiply
    8,410,904.60x = 12,616,355.52 × 2,021,156.96
  4. Step 4: Simplify right side
    8,410,904.60x = 25,499,634,769,082.42
  5. Step 5: Solve for x
    x = 25,499,634,769,082.42/8,410,904.60
  6. Step 6: Final answer
    x = 3,031,735.11

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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.