Home / 5,640,136.86-7,783,483.56-3,061,817.64

Finding the Fourth Proportional to 5,640,136.86, 7,783,483.56 and 3,061,817.64

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Solution

The fourth proportional to 5,640,136.86, 7,783,483.56 and 3,061,817.64 is: 4,225,359.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,136.86 : 7,783,483.56 = 3,061,817.64 : x
  2. Step 2: Convert to fraction form
    5,640,136.86/7,783,483.56 = 3,061,817.64/x
  3. Step 3: Cross multiply
    5,640,136.86x = 7,783,483.56 × 3,061,817.64
  4. Step 4: Simplify right side
    5,640,136.86x = 23,831,607,264,658
  5. Step 5: Solve for x
    x = 23,831,607,264,658/5,640,136.86
  6. Step 6: Final answer
    x = 4,225,359.75

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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.