Home / 5,082,928.81-7,014,410.19-2,907,508.30

Finding the Fourth Proportional to 5,082,928.81, 7,014,410.19 and 2,907,508.30

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Solution

The fourth proportional to 5,082,928.81, 7,014,410.19 and 2,907,508.30 is: 4,012,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082,928.81 : 7,014,410.19 = 2,907,508.30 : x
  2. Step 2: Convert to fraction form
    5,082,928.81/7,014,410.19 = 2,907,508.30/x
  3. Step 3: Cross multiply
    5,082,928.81x = 7,014,410.19 × 2,907,508.30
  4. Step 4: Simplify right side
    5,082,928.81x = 20,394,455,829,493.55
  5. Step 5: Solve for x
    x = 20,394,455,829,493.55/5,082,928.81
  6. Step 6: Final answer
    x = 4,012,343.40

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Double scale
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1.5x scale

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.