Home / 19,711,629.55-27,201,759.28-11,009,929.15

Finding the Fourth Proportional to 19,711,629.55, 27,201,759.28 and 11,009,929.15

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Solution

The fourth proportional to 19,711,629.55, 27,201,759.28 and 11,009,929.15 is: 15,193,540.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711,629.55 : 27,201,759.28 = 11,009,929.15 : x
  2. Step 2: Convert to fraction form
    19,711,629.55/27,201,759.28 = 11,009,929.15/x
  3. Step 3: Cross multiply
    19,711,629.55x = 27,201,759.28 × 11,009,929.15
  4. Step 4: Simplify right side
    19,711,629.55x = 299,489,442,428,155.06
  5. Step 5: Solve for x
    x = 299,489,442,428,155.06/19,711,629.55
  6. Step 6: Final answer
    x = 15,193,540.53

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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.