Home / 18,453,948.79-25,465,955.73-10,193,833.30

Finding the Fourth Proportional to 18,453,948.79, 25,465,955.73 and 10,193,833.30

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Solution

The fourth proportional to 18,453,948.79, 25,465,955.73 and 10,193,833.30 is: 14,067,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,948.79 : 25,465,955.73 = 10,193,833.30 : x
  2. Step 2: Convert to fraction form
    18,453,948.79/25,465,955.73 = 10,193,833.30/x
  3. Step 3: Cross multiply
    18,453,948.79x = 25,465,955.73 × 10,193,833.30
  4. Step 4: Simplify right side
    18,453,948.79x = 259,595,707,536,799.84
  5. Step 5: Solve for x
    x = 259,595,707,536,799.84/18,453,948.79
  6. Step 6: Final answer
    x = 14,067,217.29

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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.