Home / 18,959,078-26,163,544.92-10,374,374

Finding the Fourth Proportional to 18,959,078, 26,163,544.92 and 10,374,374

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Solution

The fourth proportional to 18,959,078, 26,163,544.92 and 10,374,374 is: 14,316,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,959,078 : 26,163,544.92 = 10,374,374 : x
  2. Step 2: Convert to fraction form
    18,959,078/26,163,544.92 = 10,374,374/x
  3. Step 3: Cross multiply
    18,959,078x = 26,163,544.92 × 10,374,374
  4. Step 4: Simplify right side
    18,959,078x = 271,430,400,165,880.09
  5. Step 5: Solve for x
    x = 271,430,400,165,880.09/18,959,078
  6. Step 6: Final answer
    x = 14,316,645.58

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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.