Home / 52,317,890.72-78,493,638.72-15,933,319.28

Finding the Fourth Proportional to 52,317,890.72, 78,493,638.72 and 15,933,319.28

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Solution

The fourth proportional to 52,317,890.72, 78,493,638.72 and 15,933,319.28 is: 23,905,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,317,890.72 : 78,493,638.72 = 15,933,319.28 : x
  2. Step 2: Convert to fraction form
    52,317,890.72/78,493,638.72 = 15,933,319.28/x
  3. Step 3: Cross multiply
    52,317,890.72x = 78,493,638.72 × 15,933,319.28
  4. Step 4: Simplify right side
    52,317,890.72x = 1,250,664,207,174,730.50
  5. Step 5: Solve for x
    x = 1,250,664,207,174,730.50/52,317,890.72
  6. Step 6: Final answer
    x = 23,905,096.13

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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.