Home / 18,894,608.27-28,346,410.23-6,115,113.12

Finding the Fourth Proportional to 18,894,608.27, 28,346,410.23 and 6,115,113.12

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Solution

The fourth proportional to 18,894,608.27, 28,346,410.23 and 6,115,113.12 is: 9,174,125.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,608.27 : 28,346,410.23 = 6,115,113.12 : x
  2. Step 2: Convert to fraction form
    18,894,608.27/28,346,410.23 = 6,115,113.12/x
  3. Step 3: Cross multiply
    18,894,608.27x = 28,346,410.23 × 6,115,113.12
  4. Step 4: Simplify right side
    18,894,608.27x = 173,341,505,071,799.66
  5. Step 5: Solve for x
    x = 173,341,505,071,799.66/18,894,608.27
  6. Step 6: Final answer
    x = 9,174,125.37

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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.