Home / 28,786,280.20-43,116,434.70-25,007,144.20

Finding the Fourth Proportional to 28,786,280.20, 43,116,434.70 and 25,007,144.20

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Solution

The fourth proportional to 28,786,280.20, 43,116,434.70 and 25,007,144.20 is: 37,455,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786,280.20 : 43,116,434.70 = 25,007,144.20 : x
  2. Step 2: Convert to fraction form
    28,786,280.20/43,116,434.70 = 25,007,144.20/x
  3. Step 3: Cross multiply
    28,786,280.20x = 43,116,434.70 × 25,007,144.20
  4. Step 4: Simplify right side
    28,786,280.20x = 1,078,218,899,932,783.75
  5. Step 5: Solve for x
    x = 1,078,218,899,932,783.75/28,786,280.20
  6. Step 6: Final answer
    x = 37,455,999.61

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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.