Home / 74,708,682.67-111,833,181.56-48,745,077.94

Finding the Fourth Proportional to 74,708,682.67, 111,833,181.56 and 48,745,077.94

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Solution

The fourth proportional to 74,708,682.67, 111,833,181.56 and 48,745,077.94 is: 72,967,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,708,682.67 : 111,833,181.56 = 48,745,077.94 : x
  2. Step 2: Convert to fraction form
    74,708,682.67/111,833,181.56 = 48,745,077.94/x
  3. Step 3: Cross multiply
    74,708,682.67x = 111,833,181.56 × 48,745,077.94
  4. Step 4: Simplify right side
    74,708,682.67x = 5,451,317,151,420,371
  5. Step 5: Solve for x
    x = 5,451,317,151,420,371/74,708,682.67
  6. Step 6: Final answer
    x = 72,967,651.91

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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.