Home / 9,543,530-13,170,071.40-5,251,178

Finding the Fourth Proportional to 9,543,530, 13,170,071.40 and 5,251,178

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Solution

The fourth proportional to 9,543,530, 13,170,071.40 and 5,251,178 is: 7,246,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543,530 : 13,170,071.40 = 5,251,178 : x
  2. Step 2: Convert to fraction form
    9,543,530/13,170,071.40 = 5,251,178/x
  3. Step 3: Cross multiply
    9,543,530x = 13,170,071.40 × 5,251,178
  4. Step 4: Simplify right side
    9,543,530x = 69,158,389,194,109.20
  5. Step 5: Solve for x
    x = 69,158,389,194,109.20/9,543,530
  6. Step 6: Final answer
    x = 7,246,625.64

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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.