Home / 18,479,870.56-25,505,367.96-10,749,394

Finding the Fourth Proportional to 18,479,870.56, 25,505,367.96 and 10,749,394

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Solution

The fourth proportional to 18,479,870.56, 25,505,367.96 and 10,749,394 is: 14,835,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479,870.56 : 25,505,367.96 = 10,749,394 : x
  2. Step 2: Convert to fraction form
    18,479,870.56/25,505,367.96 = 10,749,394/x
  3. Step 3: Cross multiply
    18,479,870.56x = 25,505,367.96 × 10,749,394
  4. Step 4: Simplify right side
    18,479,870.56x = 274,167,249,317,016.25
  5. Step 5: Solve for x
    x = 274,167,249,317,016.25/18,479,870.56
  6. Step 6: Final answer
    x = 14,835,994.03

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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.