Home / 14,647,563.20-21,977,565.60-7,070,628.80

Finding the Fourth Proportional to 14,647,563.20, 21,977,565.60 and 7,070,628.80

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Solution

The fourth proportional to 14,647,563.20, 21,977,565.60 and 7,070,628.80 is: 10,608,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647,563.20 : 21,977,565.60 = 7,070,628.80 : x
  2. Step 2: Convert to fraction form
    14,647,563.20/21,977,565.60 = 7,070,628.80/x
  3. Step 3: Cross multiply
    14,647,563.20x = 21,977,565.60 × 7,070,628.80
  4. Step 4: Simplify right side
    14,647,563.20x = 155,395,208,285,249.28
  5. Step 5: Solve for x
    x = 155,395,208,285,249.28/14,647,563.20
  6. Step 6: Final answer
    x = 10,608,946.09

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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.