Home / 40,783,619.40-61,175,429.10-22,643,766.60

Finding the Fourth Proportional to 40,783,619.40, 61,175,429.10 and 22,643,766.60

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Solution

The fourth proportional to 40,783,619.40, 61,175,429.10 and 22,643,766.60 is: 33,965,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,783,619.40 : 61,175,429.10 = 22,643,766.60 : x
  2. Step 2: Convert to fraction form
    40,783,619.40/61,175,429.10 = 22,643,766.60/x
  3. Step 3: Cross multiply
    40,783,619.40x = 61,175,429.10 × 22,643,766.60
  4. Step 4: Simplify right side
    40,783,619.40x = 1,385,242,138,195,248.25
  5. Step 5: Solve for x
    x = 1,385,242,138,195,248.25/40,783,619.40
  6. Step 6: Final answer
    x = 33,965,649.90

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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.