Home / 6,396,130.64-8,826,661.20-3,643,074.56

Finding the Fourth Proportional to 6,396,130.64, 8,826,661.20 and 3,643,074.56

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Solution

The fourth proportional to 6,396,130.64, 8,826,661.20 and 3,643,074.56 is: 5,027,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396,130.64 : 8,826,661.20 = 3,643,074.56 : x
  2. Step 2: Convert to fraction form
    6,396,130.64/8,826,661.20 = 3,643,074.56/x
  3. Step 3: Cross multiply
    6,396,130.64x = 8,826,661.20 × 3,643,074.56
  4. Step 4: Simplify right side
    6,396,130.64x = 32,156,184,867,459.07
  5. Step 5: Solve for x
    x = 32,156,184,867,459.07/6,396,130.64
  6. Step 6: Final answer
    x = 5,027,443.41

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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.