Home / 52,043,200.20-78,008,813.10-19,682,598.60

Finding the Fourth Proportional to 52,043,200.20, 78,008,813.10 and 19,682,598.60

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Solution

The fourth proportional to 52,043,200.20, 78,008,813.10 and 19,682,598.60 is: 29,502,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,043,200.20 : 78,008,813.10 = 19,682,598.60 : x
  2. Step 2: Convert to fraction form
    52,043,200.20/78,008,813.10 = 19,682,598.60/x
  3. Step 3: Cross multiply
    52,043,200.20x = 78,008,813.10 × 19,682,598.60
  4. Step 4: Simplify right side
    52,043,200.20x = 1,535,416,155,509,721.75
  5. Step 5: Solve for x
    x = 1,535,416,155,509,721.75/52,043,200.20
  6. Step 6: Final answer
    x = 29,502,723.69

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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.