Home / 13,667,071.70-20,500,935.60-4,082,762.90

Finding the Fourth Proportional to 13,667,071.70, 20,500,935.60 and 4,082,762.90

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Solution

The fourth proportional to 13,667,071.70, 20,500,935.60 and 4,082,762.90 is: 6,124,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,071.70 : 20,500,935.60 = 4,082,762.90 : x
  2. Step 2: Convert to fraction form
    13,667,071.70/20,500,935.60 = 4,082,762.90/x
  3. Step 3: Cross multiply
    13,667,071.70x = 20,500,935.60 × 4,082,762.90
  4. Step 4: Simplify right side
    13,667,071.70x = 83,700,459,282,969.25
  5. Step 5: Solve for x
    x = 83,700,459,282,969.25/13,667,071.70
  6. Step 6: Final answer
    x = 6,124,242.35

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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.