Home / 69,455,786.40-104,221,004.40-29,070,352.80

Finding the Fourth Proportional to 69,455,786.40, 104,221,004.40 and 29,070,352.80

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Solution

The fourth proportional to 69,455,786.40, 104,221,004.40 and 29,070,352.80 is: 43,621,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,455,786.40 : 104,221,004.40 = 29,070,352.80 : x
  2. Step 2: Convert to fraction form
    69,455,786.40/104,221,004.40 = 29,070,352.80/x
  3. Step 3: Cross multiply
    69,455,786.40x = 104,221,004.40 × 29,070,352.80
  4. Step 4: Simplify right side
    69,455,786.40x = 3,029,741,367,078,352.50
  5. Step 5: Solve for x
    x = 3,029,741,367,078,352.50/69,455,786.40
  6. Step 6: Final answer
    x = 43,621,151.30

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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.