Home / 28,965,250.80-43,398,109.80-15,298,153.20

Finding the Fourth Proportional to 28,965,250.80, 43,398,109.80 and 15,298,153.20

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Solution

The fourth proportional to 28,965,250.80, 43,398,109.80 and 15,298,153.20 is: 22,920,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,965,250.80 : 43,398,109.80 = 15,298,153.20 : x
  2. Step 2: Convert to fraction form
    28,965,250.80/43,398,109.80 = 15,298,153.20/x
  3. Step 3: Cross multiply
    28,965,250.80x = 43,398,109.80 × 15,298,153.20
  4. Step 4: Simplify right side
    28,965,250.80x = 663,910,932,310,821.25
  5. Step 5: Solve for x
    x = 663,910,932,310,821.25/28,965,250.80
  6. Step 6: Final answer
    x = 22,920,945.41

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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.