Home / 18,152,035.76-25,049,814.57-9,892,100.32

Finding the Fourth Proportional to 18,152,035.76, 25,049,814.57 and 9,892,100.32

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Solution

The fourth proportional to 18,152,035.76, 25,049,814.57 and 9,892,100.32 is: 13,651,101.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,035.76 : 25,049,814.57 = 9,892,100.32 : x
  2. Step 2: Convert to fraction form
    18,152,035.76/25,049,814.57 = 9,892,100.32/x
  3. Step 3: Cross multiply
    18,152,035.76x = 25,049,814.57 × 9,892,100.32
  4. Step 4: Simplify right side
    18,152,035.76x = 247,795,278,661,213.16
  5. Step 5: Solve for x
    x = 247,795,278,661,213.16/18,152,035.76
  6. Step 6: Final answer
    x = 13,651,101.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.