Home / 6,789,206.96-9,366,812.80-3,848,708.78

Finding the Fourth Proportional to 6,789,206.96, 9,366,812.80 and 3,848,708.78

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Solution

The fourth proportional to 6,789,206.96, 9,366,812.80 and 3,848,708.78 is: 5,309,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,206.96 : 9,366,812.80 = 3,848,708.78 : x
  2. Step 2: Convert to fraction form
    6,789,206.96/9,366,812.80 = 3,848,708.78/x
  3. Step 3: Cross multiply
    6,789,206.96x = 9,366,812.80 × 3,848,708.78
  4. Step 4: Simplify right side
    6,789,206.96x = 36,050,134,607,520.55
  5. Step 5: Solve for x
    x = 36,050,134,607,520.55/6,789,206.96
  6. Step 6: Final answer
    x = 5,309,918.35

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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.