Home / 19,884,019.64-27,439,516.87-11,511,742.42

Finding the Fourth Proportional to 19,884,019.64, 27,439,516.87 and 11,511,742.42

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Solution

The fourth proportional to 19,884,019.64, 27,439,516.87 and 11,511,742.42 is: 15,885,955.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884,019.64 : 27,439,516.87 = 11,511,742.42 : x
  2. Step 2: Convert to fraction form
    19,884,019.64/27,439,516.87 = 11,511,742.42/x
  3. Step 3: Cross multiply
    19,884,019.64x = 27,439,516.87 × 11,511,742.42
  4. Step 4: Simplify right side
    19,884,019.64x = 315,876,650,336,684.62
  5. Step 5: Solve for x
    x = 315,876,650,336,684.62/19,884,019.64
  6. Step 6: Final answer
    x = 15,885,955.46

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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.