Home / 12,094,980.39-18,148,288.32-7,544,861.28

Finding the Fourth Proportional to 12,094,980.39, 18,148,288.32 and 7,544,861.28

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Solution

The fourth proportional to 12,094,980.39, 18,148,288.32 and 7,544,861.28 is: 11,320,921.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094,980.39 : 18,148,288.32 = 7,544,861.28 : x
  2. Step 2: Convert to fraction form
    12,094,980.39/18,148,288.32 = 7,544,861.28/x
  3. Step 3: Cross multiply
    12,094,980.39x = 18,148,288.32 × 7,544,861.28
  4. Step 4: Simplify right side
    12,094,980.39x = 136,926,317,843,844.25
  5. Step 5: Solve for x
    x = 136,926,317,843,844.25/12,094,980.39
  6. Step 6: Final answer
    x = 11,320,921.03

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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.