Home / 13,150,479.60-19,728,829.80-4,175,031.60

Finding the Fourth Proportional to 13,150,479.60, 19,728,829.80 and 4,175,031.60

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Solution

The fourth proportional to 13,150,479.60, 19,728,829.80 and 4,175,031.60 is: 6,263,534.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150,479.60 : 19,728,829.80 = 4,175,031.60 : x
  2. Step 2: Convert to fraction form
    13,150,479.60/19,728,829.80 = 4,175,031.60/x
  3. Step 3: Cross multiply
    13,150,479.60x = 19,728,829.80 × 4,175,031.60
  4. Step 4: Simplify right side
    13,150,479.60x = 82,368,487,846,021.69
  5. Step 5: Solve for x
    x = 82,368,487,846,021.69/13,150,479.60
  6. Step 6: Final answer
    x = 6,263,534.89

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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.