Home / 6,665,439.36-9,200,721.60-4,374,341.76

Finding the Fourth Proportional to 6,665,439.36, 9,200,721.60 and 4,374,341.76

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Solution

The fourth proportional to 6,665,439.36, 9,200,721.60 and 4,374,341.76 is: 6,038,176.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,439.36 : 9,200,721.60 = 4,374,341.76 : x
  2. Step 2: Convert to fraction form
    6,665,439.36/9,200,721.60 = 4,374,341.76/x
  3. Step 3: Cross multiply
    6,665,439.36x = 9,200,721.60 × 4,374,341.76
  4. Step 4: Simplify right side
    6,665,439.36x = 40,247,100,717,014.02
  5. Step 5: Solve for x
    x = 40,247,100,717,014.02/6,665,439.36
  6. Step 6: Final answer
    x = 6,038,176.71

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Double scale
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1.5x scale

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.