Home / 18,585,900.90-25,643,904.66-11,144,730.93

Finding the Fourth Proportional to 18,585,900.90, 25,643,904.66 and 11,144,730.93

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Solution

The fourth proportional to 18,585,900.90, 25,643,904.66 and 11,144,730.93 is: 15,376,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585,900.90 : 25,643,904.66 = 11,144,730.93 : x
  2. Step 2: Convert to fraction form
    18,585,900.90/25,643,904.66 = 11,144,730.93/x
  3. Step 3: Cross multiply
    18,585,900.90x = 25,643,904.66 × 11,144,730.93
  4. Step 4: Simplify right side
    18,585,900.90x = 285,794,417,430,273.12
  5. Step 5: Solve for x
    x = 285,794,417,430,273.12/18,585,900.90
  6. Step 6: Final answer
    x = 15,376,947.23

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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.