Home / 5,459,928.60-8,189,892.90-3,668,338.20

Finding the Fourth Proportional to 5,459,928.60, 8,189,892.90 and 3,668,338.20

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Solution

The fourth proportional to 5,459,928.60, 8,189,892.90 and 3,668,338.20 is: 5,502,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,928.60 : 8,189,892.90 = 3,668,338.20 : x
  2. Step 2: Convert to fraction form
    5,459,928.60/8,189,892.90 = 3,668,338.20/x
  3. Step 3: Cross multiply
    5,459,928.60x = 8,189,892.90 × 3,668,338.20
  4. Step 4: Simplify right side
    5,459,928.60x = 30,043,296,978,978.78
  5. Step 5: Solve for x
    x = 30,043,296,978,978.78/5,459,928.60
  6. Step 6: Final answer
    x = 5,502,507.30

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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.