Home / 18,192,096.64-25,104,709.73-9,931,759.71

Finding the Fourth Proportional to 18,192,096.64, 25,104,709.73 and 9,931,759.71

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Solution

The fourth proportional to 18,192,096.64, 25,104,709.73 and 9,931,759.71 is: 13,705,618.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,096.64 : 25,104,709.73 = 9,931,759.71 : x
  2. Step 2: Convert to fraction form
    18,192,096.64/25,104,709.73 = 9,931,759.71/x
  3. Step 3: Cross multiply
    18,192,096.64x = 25,104,709.73 × 9,931,759.71
  4. Step 4: Simplify right side
    18,192,096.64x = 249,333,944,540,067.78
  5. Step 5: Solve for x
    x = 249,333,944,540,067.78/18,192,096.64
  6. Step 6: Final answer
    x = 13,705,618.96

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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.