Home / 6,474,928.60-9,712,392.90-2,214,458.20

Finding the Fourth Proportional to 6,474,928.60, 9,712,392.90 and 2,214,458.20

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Solution

The fourth proportional to 6,474,928.60, 9,712,392.90 and 2,214,458.20 is: 3,321,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,928.60 : 9,712,392.90 = 2,214,458.20 : x
  2. Step 2: Convert to fraction form
    6,474,928.60/9,712,392.90 = 2,214,458.20/x
  3. Step 3: Cross multiply
    6,474,928.60x = 9,712,392.90 × 2,214,458.20
  4. Step 4: Simplify right side
    6,474,928.60x = 21,507,688,099,026.78
  5. Step 5: Solve for x
    x = 21,507,688,099,026.78/6,474,928.60
  6. Step 6: Final answer
    x = 3,321,687.30

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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.