Home / 51,742,676-77,667,847.20-38,111,214.56

Finding the Fourth Proportional to 51,742,676, 77,667,847.20 and 38,111,214.56

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Solution

The fourth proportional to 51,742,676, 77,667,847.20 and 38,111,214.56 is: 57,206,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742,676 : 77,667,847.20 = 38,111,214.56 : x
  2. Step 2: Convert to fraction form
    51,742,676/77,667,847.20 = 38,111,214.56/x
  3. Step 3: Cross multiply
    51,742,676x = 77,667,847.20 × 38,111,214.56
  4. Step 4: Simplify right side
    51,742,676x = 2,960,015,989,052,495.50
  5. Step 5: Solve for x
    x = 2,960,015,989,052,495.50/51,742,676
  6. Step 6: Final answer
    x = 57,206,472.84

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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.