Home / 63,769,368.94-95,669,231.63-20,638,572.37

Finding the Fourth Proportional to 63,769,368.94, 95,669,231.63 and 20,638,572.37

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Solution

The fourth proportional to 63,769,368.94, 95,669,231.63 and 20,638,572.37 is: 30,962,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,769,368.94 : 95,669,231.63 = 20,638,572.37 : x
  2. Step 2: Convert to fraction form
    63,769,368.94/95,669,231.63 = 20,638,572.37/x
  3. Step 3: Cross multiply
    63,769,368.94x = 95,669,231.63 × 20,638,572.37
  4. Step 4: Simplify right side
    63,769,368.94x = 1,974,476,360,235,682
  5. Step 5: Solve for x
    x = 1,974,476,360,235,682/63,769,368.94
  6. Step 6: Final answer
    x = 30,962,770.89

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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.