Home / 41,912,771.92-62,869,172.42-18,856,779.64

Finding the Fourth Proportional to 41,912,771.92, 62,869,172.42 and 18,856,779.64

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Solution

The fourth proportional to 41,912,771.92, 62,869,172.42 and 18,856,779.64 is: 28,285,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,912,771.92 : 62,869,172.42 = 18,856,779.64 : x
  2. Step 2: Convert to fraction form
    41,912,771.92/62,869,172.42 = 18,856,779.64/x
  3. Step 3: Cross multiply
    41,912,771.92x = 62,869,172.42 × 18,856,779.64
  4. Step 4: Simplify right side
    41,912,771.92x = 1,185,510,130,473,105.50
  5. Step 5: Solve for x
    x = 1,185,510,130,473,105.50/41,912,771.92
  6. Step 6: Final answer
    x = 28,285,176.00

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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.