Home / 6,912,383.40-10,363,391.10-3,549,004.20

Finding the Fourth Proportional to 6,912,383.40, 10,363,391.10 and 3,549,004.20

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Solution

The fourth proportional to 6,912,383.40, 10,363,391.10 and 3,549,004.20 is: 5,320,844.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,383.40 : 10,363,391.10 = 3,549,004.20 : x
  2. Step 2: Convert to fraction form
    6,912,383.40/10,363,391.10 = 3,549,004.20/x
  3. Step 3: Cross multiply
    6,912,383.40x = 10,363,391.10 × 3,549,004.20
  4. Step 4: Simplify right side
    6,912,383.40x = 36,779,718,540,142.62
  5. Step 5: Solve for x
    x = 36,779,718,540,142.62/6,912,383.40
  6. Step 6: Final answer
    x = 5,320,844.69

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1.5x scale

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.