Home / 49,189,403.40-73,784,105.10-31,049,550.60

Finding the Fourth Proportional to 49,189,403.40, 73,784,105.10 and 31,049,550.60

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Solution

The fourth proportional to 49,189,403.40, 73,784,105.10 and 31,049,550.60 is: 46,574,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,189,403.40 : 73,784,105.10 = 31,049,550.60 : x
  2. Step 2: Convert to fraction form
    49,189,403.40/73,784,105.10 = 31,049,550.60/x
  3. Step 3: Cross multiply
    49,189,403.40x = 73,784,105.10 × 31,049,550.60
  4. Step 4: Simplify right side
    49,189,403.40x = 2,290,963,304,778,168
  5. Step 5: Solve for x
    x = 2,290,963,304,778,168/49,189,403.40
  6. Step 6: Final answer
    x = 46,574,325.90

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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.