Home / 18,749,405.97-25,873,989.57-10,376,792.01

Finding the Fourth Proportional to 18,749,405.97, 25,873,989.57 and 10,376,792.01

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Solution

The fourth proportional to 18,749,405.97, 25,873,989.57 and 10,376,792.01 is: 14,319,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749,405.97 : 25,873,989.57 = 10,376,792.01 : x
  2. Step 2: Convert to fraction form
    18,749,405.97/25,873,989.57 = 10,376,792.01/x
  3. Step 3: Cross multiply
    18,749,405.97x = 25,873,989.57 × 10,376,792.01
  4. Step 4: Simplify right side
    18,749,405.97x = 268,489,008,236,799.34
  5. Step 5: Solve for x
    x = 268,489,008,236,799.34/18,749,405.97
  6. Step 6: Final answer
    x = 14,319,867.45

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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.