Home / 31,123,895.20-46,694,007.60-11,955,277.60

Finding the Fourth Proportional to 31,123,895.20, 46,694,007.60 and 11,955,277.60

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Solution

The fourth proportional to 31,123,895.20, 46,694,007.60 and 11,955,277.60 is: 17,936,052.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,123,895.20 : 46,694,007.60 = 11,955,277.60 : x
  2. Step 2: Convert to fraction form
    31,123,895.20/46,694,007.60 = 11,955,277.60/x
  3. Step 3: Cross multiply
    31,123,895.20x = 46,694,007.60 × 11,955,277.60
  4. Step 4: Simplify right side
    31,123,895.20x = 558,239,823,114,509.75
  5. Step 5: Solve for x
    x = 558,239,823,114,509.75/31,123,895.20
  6. Step 6: Final answer
    x = 17,936,052.65

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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.