Home / 15,146,138.64-22,727,473.74-8,768,846.64

Finding the Fourth Proportional to 15,146,138.64, 22,727,473.74 and 8,768,846.64

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Solution

The fourth proportional to 15,146,138.64, 22,727,473.74 and 8,768,846.64 is: 13,158,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146,138.64 : 22,727,473.74 = 8,768,846.64 : x
  2. Step 2: Convert to fraction form
    15,146,138.64/22,727,473.74 = 8,768,846.64/x
  3. Step 3: Cross multiply
    15,146,138.64x = 22,727,473.74 × 8,768,846.64
  4. Step 4: Simplify right side
    15,146,138.64x = 199,293,731,740,687.22
  5. Step 5: Solve for x
    x = 199,293,731,740,687.22/15,146,138.64
  6. Step 6: Final answer
    x = 13,158,055.43

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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.