Home / 31,123,890.20-46,694,000.10-11,955,272.60

Finding the Fourth Proportional to 31,123,890.20, 46,694,000.10 and 11,955,272.60

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Solution

The fourth proportional to 31,123,890.20, 46,694,000.10 and 11,955,272.60 is: 17,936,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,123,890.20 : 46,694,000.10 = 11,955,272.60 : x
  2. Step 2: Convert to fraction form
    31,123,890.20/46,694,000.10 = 11,955,272.60/x
  3. Step 3: Cross multiply
    31,123,890.20x = 46,694,000.10 × 11,955,272.60
  4. Step 4: Simplify right side
    31,123,890.20x = 558,239,499,979,927.25
  5. Step 5: Solve for x
    x = 558,239,499,979,927.25/31,123,890.20
  6. Step 6: Final answer
    x = 17,936,045.15

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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.