Home / 18,628,336.23-25,707,347.46-10,256,679.64

Finding the Fourth Proportional to 18,628,336.23, 25,707,347.46 and 10,256,679.64

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Solution

The fourth proportional to 18,628,336.23, 25,707,347.46 and 10,256,679.64 is: 14,154,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628,336.23 : 25,707,347.46 = 10,256,679.64 : x
  2. Step 2: Convert to fraction form
    18,628,336.23/25,707,347.46 = 10,256,679.64/x
  3. Step 3: Cross multiply
    18,628,336.23x = 25,707,347.46 × 10,256,679.64
  4. Step 4: Simplify right side
    18,628,336.23x = 263,672,027,323,521.91
  5. Step 5: Solve for x
    x = 263,672,027,323,521.91/18,628,336.23
  6. Step 6: Final answer
    x = 14,154,351.96

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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.