Home / 6,668,686.28-9,202,667.10-3,768,014.86

Finding the Fourth Proportional to 6,668,686.28, 9,202,667.10 and 3,768,014.86

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Solution

The fourth proportional to 6,668,686.28, 9,202,667.10 and 3,768,014.86 is: 5,199,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668,686.28 : 9,202,667.10 = 3,768,014.86 : x
  2. Step 2: Convert to fraction form
    6,668,686.28/9,202,667.10 = 3,768,014.86/x
  3. Step 3: Cross multiply
    6,668,686.28x = 9,202,667.10 × 3,768,014.86
  4. Step 4: Simplify right side
    6,668,686.28x = 34,675,786,384,433.10
  5. Step 5: Solve for x
    x = 34,675,786,384,433.10/6,668,686.28
  6. Step 6: Final answer
    x = 5,199,792.72

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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.