Home / 31,596,429-43,600,012.62-19,831,936.80

Finding the Fourth Proportional to 31,596,429, 43,600,012.62 and 19,831,936.80

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Solution

The fourth proportional to 31,596,429, 43,600,012.62 and 19,831,936.80 is: 27,366,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,596,429 : 43,600,012.62 = 19,831,936.80 : x
  2. Step 2: Convert to fraction form
    31,596,429/43,600,012.62 = 19,831,936.80/x
  3. Step 3: Cross multiply
    31,596,429x = 43,600,012.62 × 19,831,936.80
  4. Step 4: Simplify right side
    31,596,429x = 864,672,694,759,042.38
  5. Step 5: Solve for x
    x = 864,672,694,759,042.38/31,596,429
  6. Step 6: Final answer
    x = 27,366,152.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.