Home / 31,056,166.40-46,584,249.60-20,698,049.18

Finding the Fourth Proportional to 31,056,166.40, 46,584,249.60 and 20,698,049.18

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Solution

The fourth proportional to 31,056,166.40, 46,584,249.60 and 20,698,049.18 is: 31,047,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056,166.40 : 46,584,249.60 = 20,698,049.18 : x
  2. Step 2: Convert to fraction form
    31,056,166.40/46,584,249.60 = 20,698,049.18/x
  3. Step 3: Cross multiply
    31,056,166.40x = 46,584,249.60 × 20,698,049.18
  4. Step 4: Simplify right side
    31,056,166.40x = 964,203,089,234,195.38
  5. Step 5: Solve for x
    x = 964,203,089,234,195.38/31,056,166.40
  6. Step 6: Final answer
    x = 31,047,073.77

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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.