Home / 12,948,112.40-19,424,760.60-3,850,192.40

Finding the Fourth Proportional to 12,948,112.40, 19,424,760.60 and 3,850,192.40

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Solution

The fourth proportional to 12,948,112.40, 19,424,760.60 and 3,850,192.40 is: 5,776,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,948,112.40 : 19,424,760.60 = 3,850,192.40 : x
  2. Step 2: Convert to fraction form
    12,948,112.40/19,424,760.60 = 3,850,192.40/x
  3. Step 3: Cross multiply
    12,948,112.40x = 19,424,760.60 × 3,850,192.40
  4. Step 4: Simplify right side
    12,948,112.40x = 74,789,065,633,939.44
  5. Step 5: Solve for x
    x = 74,789,065,633,939.44/12,948,112.40
  6. Step 6: Final answer
    x = 5,776,059.35

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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.