Home / 33,016,840.40-49,525,260.60-20,923,605.20

Finding the Fourth Proportional to 33,016,840.40, 49,525,260.60 and 20,923,605.20

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Solution

The fourth proportional to 33,016,840.40, 49,525,260.60 and 20,923,605.20 is: 31,385,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016,840.40 : 49,525,260.60 = 20,923,605.20 : x
  2. Step 2: Convert to fraction form
    33,016,840.40/49,525,260.60 = 20,923,605.20/x
  3. Step 3: Cross multiply
    33,016,840.40x = 49,525,260.60 × 20,923,605.20
  4. Step 4: Simplify right side
    33,016,840.40x = 1,036,247,000,221,515.12
  5. Step 5: Solve for x
    x = 1,036,247,000,221,515.12/33,016,840.40
  6. Step 6: Final answer
    x = 31,385,407.80

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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.