Home / 13,029,769.92-17,973,611.92-8,126,479.32

Finding the Fourth Proportional to 13,029,769.92, 17,973,611.92 and 8,126,479.32

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Solution

The fourth proportional to 13,029,769.92, 17,973,611.92 and 8,126,479.32 is: 11,209,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029,769.92 : 17,973,611.92 = 8,126,479.32 : x
  2. Step 2: Convert to fraction form
    13,029,769.92/17,973,611.92 = 8,126,479.32/x
  3. Step 3: Cross multiply
    13,029,769.92x = 17,973,611.92 × 8,126,479.32
  4. Step 4: Simplify right side
    13,029,769.92x = 146,062,185,570,175.28
  5. Step 5: Solve for x
    x = 146,062,185,570,175.28/13,029,769.92
  6. Step 6: Final answer
    x = 11,209,882.18

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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.