Home / 49,673,778.57-74,504,799.75-13,284,989.16

Finding the Fourth Proportional to 49,673,778.57, 74,504,799.75 and 13,284,989.16

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Solution

The fourth proportional to 49,673,778.57, 74,504,799.75 and 13,284,989.16 is: 19,925,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673,778.57 : 74,504,799.75 = 13,284,989.16 : x
  2. Step 2: Convert to fraction form
    49,673,778.57/74,504,799.75 = 13,284,989.16/x
  3. Step 3: Cross multiply
    49,673,778.57x = 74,504,799.75 × 13,284,989.16
  4. Step 4: Simplify right side
    49,673,778.57x = 989,795,457,046,720.75
  5. Step 5: Solve for x
    x = 989,795,457,046,720.75/49,673,778.57
  6. Step 6: Final answer
    x = 19,925,914.35

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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.