Home / 28,323,108.72-42,524,410.32-14,499,940.56

Finding the Fourth Proportional to 28,323,108.72, 42,524,410.32 and 14,499,940.56

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Solution

The fourth proportional to 28,323,108.72, 42,524,410.32 and 14,499,940.56 is: 21,770,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,323,108.72 : 42,524,410.32 = 14,499,940.56 : x
  2. Step 2: Convert to fraction form
    28,323,108.72/42,524,410.32 = 14,499,940.56/x
  3. Step 3: Cross multiply
    28,323,108.72x = 42,524,410.32 × 14,499,940.56
  4. Step 4: Simplify right side
    28,323,108.72x = 616,601,421,989,050.62
  5. Step 5: Solve for x
    x = 616,601,421,989,050.62/28,323,108.72
  6. Step 6: Final answer
    x = 21,770,259.33

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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.