Home / 7,453,371.10-10,285,412.52-4,190,322.82

Finding the Fourth Proportional to 7,453,371.10, 10,285,412.52 and 4,190,322.82

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Solution

The fourth proportional to 7,453,371.10, 10,285,412.52 and 4,190,322.82 is: 5,782,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,371.10 : 10,285,412.52 = 4,190,322.82 : x
  2. Step 2: Convert to fraction form
    7,453,371.10/10,285,412.52 = 4,190,322.82/x
  3. Step 3: Cross multiply
    7,453,371.10x = 10,285,412.52 × 4,190,322.82
  4. Step 4: Simplify right side
    7,453,371.10x = 43,099,198,795,669.70
  5. Step 5: Solve for x
    x = 43,099,198,795,669.70/7,453,371.10
  6. Step 6: Final answer
    x = 5,782,510.79

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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.