Home / 10,628,290.72-15,944,965.72-3,439,824.64

Finding the Fourth Proportional to 10,628,290.72, 15,944,965.72 and 3,439,824.64

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Solution

The fourth proportional to 10,628,290.72, 15,944,965.72 and 3,439,824.64 is: 5,160,555.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,290.72 : 15,944,965.72 = 3,439,824.64 : x
  2. Step 2: Convert to fraction form
    10,628,290.72/15,944,965.72 = 3,439,824.64/x
  3. Step 3: Cross multiply
    10,628,290.72x = 15,944,965.72 × 3,439,824.64
  4. Step 4: Simplify right side
    10,628,290.72x = 54,847,885,967,611.34
  5. Step 5: Solve for x
    x = 54,847,885,967,611.34/10,628,290.72
  6. Step 6: Final answer
    x = 5,160,555.67

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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.