Home / 5,513,600.10-8,270,400.15-3,122,115.60

Finding the Fourth Proportional to 5,513,600.10, 8,270,400.15 and 3,122,115.60

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Solution

The fourth proportional to 5,513,600.10, 8,270,400.15 and 3,122,115.60 is: 4,683,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513,600.10 : 8,270,400.15 = 3,122,115.60 : x
  2. Step 2: Convert to fraction form
    5,513,600.10/8,270,400.15 = 3,122,115.60/x
  3. Step 3: Cross multiply
    5,513,600.10x = 8,270,400.15 × 3,122,115.60
  4. Step 4: Simplify right side
    5,513,600.10x = 25,821,145,326,557.34
  5. Step 5: Solve for x
    x = 25,821,145,326,557.34/5,513,600.10
  6. Step 6: Final answer
    x = 4,683,173.40

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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.