Home / 4,748,428.41-6,555,091.05-3,181,258.86

Finding the Fourth Proportional to 4,748,428.41, 6,555,091.05 and 3,181,258.86

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Solution

The fourth proportional to 4,748,428.41, 6,555,091.05 and 3,181,258.86 is: 4,391,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,748,428.41 : 6,555,091.05 = 3,181,258.86 : x
  2. Step 2: Convert to fraction form
    4,748,428.41/6,555,091.05 = 3,181,258.86/x
  3. Step 3: Cross multiply
    4,748,428.41x = 6,555,091.05 × 3,181,258.86
  4. Step 4: Simplify right side
    4,748,428.41x = 20,853,441,480,919.20
  5. Step 5: Solve for x
    x = 20,853,441,480,919.20/4,748,428.41
  6. Step 6: Final answer
    x = 4,391,651.23

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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.