Home / 74,735,228.40-112,102,842.60-40,297,851.60

Finding the Fourth Proportional to 74,735,228.40, 112,102,842.60 and 40,297,851.60

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Solution

The fourth proportional to 74,735,228.40, 112,102,842.60 and 40,297,851.60 is: 60,446,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,735,228.40 : 112,102,842.60 = 40,297,851.60 : x
  2. Step 2: Convert to fraction form
    74,735,228.40/112,102,842.60 = 40,297,851.60/x
  3. Step 3: Cross multiply
    74,735,228.40x = 112,102,842.60 × 40,297,851.60
  4. Step 4: Simplify right side
    74,735,228.40x = 4,517,503,715,032,958
  5. Step 5: Solve for x
    x = 4,517,503,715,032,958/74,735,228.40
  6. Step 6: Final answer
    x = 60,446,777.40

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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.