Home / 45,816,182.40-68,724,273.60-20,244,028.80

Finding the Fourth Proportional to 45,816,182.40, 68,724,273.60 and 20,244,028.80

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Solution

The fourth proportional to 45,816,182.40, 68,724,273.60 and 20,244,028.80 is: 30,366,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,816,182.40 : 68,724,273.60 = 20,244,028.80 : x
  2. Step 2: Convert to fraction form
    45,816,182.40/68,724,273.60 = 20,244,028.80/x
  3. Step 3: Cross multiply
    45,816,182.40x = 68,724,273.60 × 20,244,028.80
  4. Step 4: Simplify right side
    45,816,182.40x = 1,391,256,174,017,479.50
  5. Step 5: Solve for x
    x = 1,391,256,174,017,479.50/45,816,182.40
  6. Step 6: Final answer
    x = 30,366,043.20

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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.