Home / 5,153,963.38-7,112,554.84-2,831,070.66

Finding the Fourth Proportional to 5,153,963.38, 7,112,554.84 and 2,831,070.66

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Solution

The fourth proportional to 5,153,963.38, 7,112,554.84 and 2,831,070.66 is: 3,906,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,963.38 : 7,112,554.84 = 2,831,070.66 : x
  2. Step 2: Convert to fraction form
    5,153,963.38/7,112,554.84 = 2,831,070.66/x
  3. Step 3: Cross multiply
    5,153,963.38x = 7,112,554.84 × 2,831,070.66
  4. Step 4: Simplify right side
    5,153,963.38x = 20,136,145,325,165.00
  5. Step 5: Solve for x
    x = 20,136,145,325,165.00/5,153,963.38
  6. Step 6: Final answer
    x = 3,906,924.41

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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.