Home / 31,146,010.36-46,693,722.76-12,963,815.28

Finding the Fourth Proportional to 31,146,010.36, 46,693,722.76 and 12,963,815.28

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Solution

The fourth proportional to 31,146,010.36, 46,693,722.76 and 12,963,815.28 is: 19,435,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,146,010.36 : 46,693,722.76 = 12,963,815.28 : x
  2. Step 2: Convert to fraction form
    31,146,010.36/46,693,722.76 = 12,963,815.28/x
  3. Step 3: Cross multiply
    31,146,010.36x = 46,693,722.76 × 12,963,815.28
  4. Step 4: Simplify right side
    31,146,010.36x = 605,328,796,596,171.75
  5. Step 5: Solve for x
    x = 605,328,796,596,171.75/31,146,010.36
  6. Step 6: Final answer
    x = 19,435,195.38

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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.