Home / 7,165,524.16-10,739,322.78-5,643,194.80

Finding the Fourth Proportional to 7,165,524.16, 10,739,322.78 and 5,643,194.80

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Solution

The fourth proportional to 7,165,524.16, 10,739,322.78 and 5,643,194.80 is: 8,457,733.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,165,524.16 : 10,739,322.78 = 5,643,194.80 : x
  2. Step 2: Convert to fraction form
    7,165,524.16/10,739,322.78 = 5,643,194.80/x
  3. Step 3: Cross multiply
    7,165,524.16x = 10,739,322.78 × 5,643,194.80
  4. Step 4: Simplify right side
    7,165,524.16x = 60,604,090,467,617.54
  5. Step 5: Solve for x
    x = 60,604,090,467,617.54/7,165,524.16
  6. Step 6: Final answer
    x = 8,457,733.04

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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.