Home / 19,201,614.42-28,802,450.86-7,842,063.05

Finding the Fourth Proportional to 19,201,614.42, 28,802,450.86 and 7,842,063.05

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Solution

The fourth proportional to 19,201,614.42, 28,802,450.86 and 7,842,063.05 is: 11,763,106.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,614.42 : 28,802,450.86 = 7,842,063.05 : x
  2. Step 2: Convert to fraction form
    19,201,614.42/28,802,450.86 = 7,842,063.05/x
  3. Step 3: Cross multiply
    19,201,614.42x = 28,802,450.86 × 7,842,063.05
  4. Step 4: Simplify right side
    19,201,614.42x = 225,870,635,638,646.72
  5. Step 5: Solve for x
    x = 225,870,635,638,646.72/19,201,614.42
  6. Step 6: Final answer
    x = 11,763,106.51

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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.