Home / 8,764,518.20-13,146,777.30-2,780,876.60

Finding the Fourth Proportional to 8,764,518.20, 13,146,777.30 and 2,780,876.60

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Solution

The fourth proportional to 8,764,518.20, 13,146,777.30 and 2,780,876.60 is: 4,171,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,518.20 : 13,146,777.30 = 2,780,876.60 : x
  2. Step 2: Convert to fraction form
    8,764,518.20/13,146,777.30 = 2,780,876.60/x
  3. Step 3: Cross multiply
    8,764,518.20x = 13,146,777.30 × 2,780,876.60
  4. Step 4: Simplify right side
    8,764,518.20x = 36,559,565,358,981.18
  5. Step 5: Solve for x
    x = 36,559,565,358,981.18/8,764,518.20
  6. Step 6: Final answer
    x = 4,171,314.90

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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.