Home / 31,005,112.40-46,476,404.75-19,498,802.86

Finding the Fourth Proportional to 31,005,112.40, 46,476,404.75 and 19,498,802.86

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Solution

The fourth proportional to 31,005,112.40, 46,476,404.75 and 19,498,802.86 is: 29,228,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,005,112.40 : 46,476,404.75 = 19,498,802.86 : x
  2. Step 2: Convert to fraction form
    31,005,112.40/46,476,404.75 = 19,498,802.86/x
  3. Step 3: Cross multiply
    31,005,112.40x = 46,476,404.75 × 19,498,802.86
  4. Step 4: Simplify right side
    31,005,112.40x = 906,234,253,861,817.50
  5. Step 5: Solve for x
    x = 906,234,253,861,817.50/31,005,112.40
  6. Step 6: Final answer
    x = 29,228,542.77

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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.