Home / 20,564,893.58-30,817,028.48-11,454,449.36

Finding the Fourth Proportional to 20,564,893.58, 30,817,028.48 and 11,454,449.36

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Solution

The fourth proportional to 20,564,893.58, 30,817,028.48 and 11,454,449.36 is: 17,164,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,564,893.58 : 30,817,028.48 = 11,454,449.36 : x
  2. Step 2: Convert to fraction form
    20,564,893.58/30,817,028.48 = 11,454,449.36/x
  3. Step 3: Cross multiply
    20,564,893.58x = 30,817,028.48 × 11,454,449.36
  4. Step 4: Simplify right side
    20,564,893.58x = 352,992,091,938,480.44
  5. Step 5: Solve for x
    x = 352,992,091,938,480.44/20,564,893.58
  6. Step 6: Final answer
    x = 17,164,790.60

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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.