Home / 7,530,310.20-10,391,908.56-4,092,551.40

Finding the Fourth Proportional to 7,530,310.20, 10,391,908.56 and 4,092,551.40

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Solution

The fourth proportional to 7,530,310.20, 10,391,908.56 and 4,092,551.40 is: 5,647,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530,310.20 : 10,391,908.56 = 4,092,551.40 : x
  2. Step 2: Convert to fraction form
    7,530,310.20/10,391,908.56 = 4,092,551.40/x
  3. Step 3: Cross multiply
    7,530,310.20x = 10,391,908.56 × 4,092,551.40
  4. Step 4: Simplify right side
    7,530,310.20x = 42,529,419,925,899.98
  5. Step 5: Solve for x
    x = 42,529,419,925,899.98/7,530,310.20
  6. Step 6: Final answer
    x = 5,647,764.67

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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.