Home / 40,504,258.50-55,896,047.16-21,919,399.54

Finding the Fourth Proportional to 40,504,258.50, 55,896,047.16 and 21,919,399.54

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Solution

The fourth proportional to 40,504,258.50, 55,896,047.16 and 21,919,399.54 is: 30,248,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,504,258.50 : 55,896,047.16 = 21,919,399.54 : x
  2. Step 2: Convert to fraction form
    40,504,258.50/55,896,047.16 = 21,919,399.54/x
  3. Step 3: Cross multiply
    40,504,258.50x = 55,896,047.16 × 21,919,399.54
  4. Step 4: Simplify right side
    40,504,258.50x = 1,225,207,790,406,722.25
  5. Step 5: Solve for x
    x = 1,225,207,790,406,722.25/40,504,258.50
  6. Step 6: Final answer
    x = 30,248,863.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.