Home / 19,201,614.32-28,802,450.70-7,842,062.95

Finding the Fourth Proportional to 19,201,614.32, 28,802,450.70 and 7,842,062.95

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Solution

The fourth proportional to 19,201,614.32, 28,802,450.70 and 7,842,062.95 is: 11,763,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,614.32 : 28,802,450.70 = 7,842,062.95 : x
  2. Step 2: Convert to fraction form
    19,201,614.32/28,802,450.70 = 7,842,062.95/x
  3. Step 3: Cross multiply
    19,201,614.32x = 28,802,450.70 × 7,842,062.95
  4. Step 4: Simplify right side
    19,201,614.32x = 225,870,631,431,665.44
  5. Step 5: Solve for x
    x = 225,870,631,431,665.44/19,201,614.32
  6. Step 6: Final answer
    x = 11,763,106.35

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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.