Home / 11,980,221.86-17,970,332.70-2,882,319.32

Finding the Fourth Proportional to 11,980,221.86, 17,970,332.70 and 2,882,319.32

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Solution

The fourth proportional to 11,980,221.86, 17,970,332.70 and 2,882,319.32 is: 4,323,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980,221.86 : 17,970,332.70 = 2,882,319.32 : x
  2. Step 2: Convert to fraction form
    11,980,221.86/17,970,332.70 = 2,882,319.32/x
  3. Step 3: Cross multiply
    11,980,221.86x = 17,970,332.70 × 2,882,319.32
  4. Step 4: Simplify right side
    11,980,221.86x = 51,796,237,128,037.76
  5. Step 5: Solve for x
    x = 51,796,237,128,037.76/11,980,221.86
  6. Step 6: Final answer
    x = 4,323,478.96

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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.