Home / 20,484,495.03-28,268,273.23-11,191,865.43

Finding the Fourth Proportional to 20,484,495.03, 28,268,273.23 and 11,191,865.43

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Solution

The fourth proportional to 20,484,495.03, 28,268,273.23 and 11,191,865.43 is: 15,444,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484,495.03 : 28,268,273.23 = 11,191,865.43 : x
  2. Step 2: Convert to fraction form
    20,484,495.03/28,268,273.23 = 11,191,865.43/x
  3. Step 3: Cross multiply
    20,484,495.03x = 28,268,273.23 × 11,191,865.43
  4. Step 4: Simplify right side
    20,484,495.03x = 316,374,709,847,648.75
  5. Step 5: Solve for x
    x = 316,374,709,847,648.75/20,484,495.03
  6. Step 6: Final answer
    x = 15,444,594.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.