Home / 13,005,200.58-19,510,540.10-4,917,997.16

Finding the Fourth Proportional to 13,005,200.58, 19,510,540.10 and 4,917,997.16

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Solution

The fourth proportional to 13,005,200.58, 19,510,540.10 and 4,917,997.16 is: 7,378,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005,200.58 : 19,510,540.10 = 4,917,997.16 : x
  2. Step 2: Convert to fraction form
    13,005,200.58/19,510,540.10 = 4,917,997.16/x
  3. Step 3: Cross multiply
    13,005,200.58x = 19,510,540.10 × 4,917,997.16
  4. Step 4: Simplify right side
    13,005,200.58x = 95,952,780,801,866.12
  5. Step 5: Solve for x
    x = 95,952,780,801,866.12/13,005,200.58
  6. Step 6: Final answer
    x = 7,378,031.60

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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.