Home / 19,441,705.20-29,162,557.80-11,883,433.20

Finding the Fourth Proportional to 19,441,705.20, 29,162,557.80 and 11,883,433.20

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Solution

The fourth proportional to 19,441,705.20, 29,162,557.80 and 11,883,433.20 is: 17,825,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441,705.20 : 29,162,557.80 = 11,883,433.20 : x
  2. Step 2: Convert to fraction form
    19,441,705.20/29,162,557.80 = 11,883,433.20/x
  3. Step 3: Cross multiply
    19,441,705.20x = 29,162,557.80 × 11,883,433.20
  4. Step 4: Simplify right side
    19,441,705.20x = 346,551,307,557,438.94
  5. Step 5: Solve for x
    x = 346,551,307,557,438.94/19,441,705.20
  6. Step 6: Final answer
    x = 17,825,149.80

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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.