Home / 31,265,998.20-46,940,987.70-19,956,583.80

Finding the Fourth Proportional to 31,265,998.20, 46,940,987.70 and 19,956,583.80

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Solution

The fourth proportional to 31,265,998.20, 46,940,987.70 and 19,956,583.80 is: 29,961,677.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,265,998.20 : 46,940,987.70 = 19,956,583.80 : x
  2. Step 2: Convert to fraction form
    31,265,998.20/46,940,987.70 = 19,956,583.80/x
  3. Step 3: Cross multiply
    31,265,998.20x = 46,940,987.70 × 19,956,583.80
  4. Step 4: Simplify right side
    31,265,998.20x = 936,781,754,689,819.38
  5. Step 5: Solve for x
    x = 936,781,754,689,819.38/31,265,998.20
  6. Step 6: Final answer
    x = 29,961,677.50

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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.