Home / 18,570,731.82-25,628,410.30-10,310,794.51

Finding the Fourth Proportional to 18,570,731.82, 25,628,410.30 and 10,310,794.51

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Solution

The fourth proportional to 18,570,731.82, 25,628,410.30 and 10,310,794.51 is: 14,229,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570,731.82 : 25,628,410.30 = 10,310,794.51 : x
  2. Step 2: Convert to fraction form
    18,570,731.82/25,628,410.30 = 10,310,794.51/x
  3. Step 3: Cross multiply
    18,570,731.82x = 25,628,410.30 × 10,310,794.51
  4. Step 4: Simplify right side
    18,570,731.82x = 264,249,272,227,799.41
  5. Step 5: Solve for x
    x = 264,249,272,227,799.41/18,570,731.82
  6. Step 6: Final answer
    x = 14,229,340.81

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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.