Home / 31,121,841.21-46,685,003.81-11,952,598.29

Finding the Fourth Proportional to 31,121,841.21, 46,685,003.81 and 11,952,598.29

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Solution

The fourth proportional to 31,121,841.21, 46,685,003.81 and 11,952,598.29 is: 17,929,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,121,841.21 : 46,685,003.81 = 11,952,598.29 : x
  2. Step 2: Convert to fraction form
    31,121,841.21/46,685,003.81 = 11,952,598.29/x
  3. Step 3: Cross multiply
    31,121,841.21x = 46,685,003.81 × 11,952,598.29
  4. Step 4: Simplify right side
    31,121,841.21x = 558,007,096,648,286.44
  5. Step 5: Solve for x
    x = 558,007,096,648,286.44/31,121,841.21
  6. Step 6: Final answer
    x = 17,929,758.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.