Home / 19,422,055.70-29,133,083.55-6,642,977.30

Finding the Fourth Proportional to 19,422,055.70, 29,133,083.55 and 6,642,977.30

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Solution

The fourth proportional to 19,422,055.70, 29,133,083.55 and 6,642,977.30 is: 9,964,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,055.70 : 29,133,083.55 = 6,642,977.30 : x
  2. Step 2: Convert to fraction form
    19,422,055.70/29,133,083.55 = 6,642,977.30/x
  3. Step 3: Cross multiply
    19,422,055.70x = 29,133,083.55 × 6,642,977.30
  4. Step 4: Simplify right side
    19,422,055.70x = 193,530,412,701,653.41
  5. Step 5: Solve for x
    x = 193,530,412,701,653.41/19,422,055.70
  6. Step 6: Final answer
    x = 9,964,465.95

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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.