Home / 49,532,258.70-74,307,245.40-20,781,300.60

Finding the Fourth Proportional to 49,532,258.70, 74,307,245.40 and 20,781,300.60

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Solution

The fourth proportional to 49,532,258.70, 74,307,245.40 and 20,781,300.60 is: 31,175,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,532,258.70 : 74,307,245.40 = 20,781,300.60 : x
  2. Step 2: Convert to fraction form
    49,532,258.70/74,307,245.40 = 20,781,300.60/x
  3. Step 3: Cross multiply
    49,532,258.70x = 74,307,245.40 × 20,781,300.60
  4. Step 4: Simplify right side
    49,532,258.70x = 1,544,201,203,415,367.50
  5. Step 5: Solve for x
    x = 1,544,201,203,415,367.50/49,532,258.70
  6. Step 6: Final answer
    x = 31,175,667.01

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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.