Home / 13,872,775.12-19,144,288.62-7,677,833.92

Finding the Fourth Proportional to 13,872,775.12, 19,144,288.62 and 7,677,833.92

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Solution

The fourth proportional to 13,872,775.12, 19,144,288.62 and 7,677,833.92 is: 10,595,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,872,775.12 : 19,144,288.62 = 7,677,833.92 : x
  2. Step 2: Convert to fraction form
    13,872,775.12/19,144,288.62 = 7,677,833.92/x
  3. Step 3: Cross multiply
    13,872,775.12x = 19,144,288.62 × 7,677,833.92
  4. Step 4: Simplify right side
    13,872,775.12x = 146,986,668,540,906
  5. Step 5: Solve for x
    x = 146,986,668,540,906/13,872,775.12
  6. Step 6: Final answer
    x = 10,595,332.75

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