Home / 28,786,287.20-43,116,445.20-25,007,151.20

Finding the Fourth Proportional to 28,786,287.20, 43,116,445.20 and 25,007,151.20

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Solution

The fourth proportional to 28,786,287.20, 43,116,445.20 and 25,007,151.20 is: 37,456,010.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786,287.20 : 43,116,445.20 = 25,007,151.20 : x
  2. Step 2: Convert to fraction form
    28,786,287.20/43,116,445.20 = 25,007,151.20/x
  3. Step 3: Cross multiply
    28,786,287.20x = 43,116,445.20 × 25,007,151.20
  4. Step 4: Simplify right side
    28,786,287.20x = 1,078,219,464,322,914.25
  5. Step 5: Solve for x
    x = 1,078,219,464,322,914.25/28,786,287.20
  6. Step 6: Final answer
    x = 37,456,010.11

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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.