Home / 6,956,331.20-10,434,496.80-1,907,633.60

Finding the Fourth Proportional to 6,956,331.20, 10,434,496.80 and 1,907,633.60

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Solution

The fourth proportional to 6,956,331.20, 10,434,496.80 and 1,907,633.60 is: 2,861,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,956,331.20 : 10,434,496.80 = 1,907,633.60 : x
  2. Step 2: Convert to fraction form
    6,956,331.20/10,434,496.80 = 1,907,633.60/x
  3. Step 3: Cross multiply
    6,956,331.20x = 10,434,496.80 × 1,907,633.60
  4. Step 4: Simplify right side
    6,956,331.20x = 19,905,196,694,772.48
  5. Step 5: Solve for x
    x = 19,905,196,694,772.48/6,956,331.20
  6. Step 6: Final answer
    x = 2,861,450.40

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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.