Home / 52,150,281.80-78,253,416.30-21,861,206.60

Finding the Fourth Proportional to 52,150,281.80, 78,253,416.30 and 21,861,206.60

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Solution

The fourth proportional to 52,150,281.80, 78,253,416.30 and 21,861,206.60 is: 32,803,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150,281.80 : 78,253,416.30 = 21,861,206.60 : x
  2. Step 2: Convert to fraction form
    52,150,281.80/78,253,416.30 = 21,861,206.60/x
  3. Step 3: Cross multiply
    52,150,281.80x = 78,253,416.30 × 21,861,206.60
  4. Step 4: Simplify right side
    52,150,281.80x = 1,710,714,100,890,107.75
  5. Step 5: Solve for x
    x = 1,710,714,100,890,107.75/52,150,281.80
  6. Step 6: Final answer
    x = 32,803,544.71

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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.