Home / 14,515,141.87-21,786,162.86-7,331,710.74

Finding the Fourth Proportional to 14,515,141.87, 21,786,162.86 and 7,331,710.74

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Solution

The fourth proportional to 14,515,141.87, 21,786,162.86 and 7,331,710.74 is: 11,004,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515,141.87 : 21,786,162.86 = 7,331,710.74 : x
  2. Step 2: Convert to fraction form
    14,515,141.87/21,786,162.86 = 7,331,710.74/x
  3. Step 3: Cross multiply
    14,515,141.87x = 21,786,162.86 × 7,331,710.74
  4. Step 4: Simplify right side
    14,515,141.87x = 159,729,844,224,051.12
  5. Step 5: Solve for x
    x = 159,729,844,224,051.12/14,515,141.87
  6. Step 6: Final answer
    x = 11,004,359.84

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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.