Home / 5,920,629.18-8,170,680-3,342,768.54

Finding the Fourth Proportional to 5,920,629.18, 8,170,680 and 3,342,768.54

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Solution

The fourth proportional to 5,920,629.18, 8,170,680 and 3,342,768.54 is: 4,613,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,629.18 : 8,170,680 = 3,342,768.54 : x
  2. Step 2: Convert to fraction form
    5,920,629.18/8,170,680 = 3,342,768.54/x
  3. Step 3: Cross multiply
    5,920,629.18x = 8,170,680 × 3,342,768.54
  4. Step 4: Simplify right side
    5,920,629.18x = 27,312,692,054,407.20
  5. Step 5: Solve for x
    x = 27,312,692,054,407.20/5,920,629.18
  6. Step 6: Final answer
    x = 4,613,140.13

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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.