Home / 20,725,661.40-31,032,504.90-16,246,685.40

Finding the Fourth Proportional to 20,725,661.40, 31,032,504.90 and 16,246,685.40

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Solution

The fourth proportional to 20,725,661.40, 31,032,504.90 and 16,246,685.40 is: 24,326,140.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725,661.40 : 31,032,504.90 = 16,246,685.40 : x
  2. Step 2: Convert to fraction form
    20,725,661.40/31,032,504.90 = 16,246,685.40/x
  3. Step 3: Cross multiply
    20,725,661.40x = 31,032,504.90 × 16,246,685.40
  4. Step 4: Simplify right side
    20,725,661.40x = 504,175,344,284,258.44
  5. Step 5: Solve for x
    x = 504,175,344,284,258.44/20,725,661.40
  6. Step 6: Final answer
    x = 24,326,140.17

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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.