Home / 19,711,628.55-27,201,757.91-11,009,928.15

Finding the Fourth Proportional to 19,711,628.55, 27,201,757.91 and 11,009,928.15

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Solution

The fourth proportional to 19,711,628.55, 27,201,757.91 and 11,009,928.15 is: 15,193,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,628.55 : 27,201,757.91 = 11,009,928.15 : x
  2. Step 2: Convert to fraction form
    19,711,628.55/27,201,757.91 = 11,009,928.15/x
  3. Step 3: Cross multiply
    19,711,628.55x = 27,201,757.91 × 11,009,928.15
  4. Step 4: Simplify right side
    19,711,628.55x = 299,489,400,087,744.56
  5. Step 5: Solve for x
    x = 299,489,400,087,744.56/19,711,628.55
  6. Step 6: Final answer
    x = 15,193,539.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.