Home / 5,152,048.79-7,728,099.84-3,020,638.23

Finding the Fourth Proportional to 5,152,048.79, 7,728,099.84 and 3,020,638.23

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Solution

The fourth proportional to 5,152,048.79, 7,728,099.84 and 3,020,638.23 is: 4,530,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152,048.79 : 7,728,099.84 = 3,020,638.23 : x
  2. Step 2: Convert to fraction form
    5,152,048.79/7,728,099.84 = 3,020,638.23/x
  3. Step 3: Cross multiply
    5,152,048.79x = 7,728,099.84 × 3,020,638.23
  4. Step 4: Simplify right side
    5,152,048.79x = 23,343,793,821,960.88
  5. Step 5: Solve for x
    x = 23,343,793,821,960.88/5,152,048.79
  6. Step 6: Final answer
    x = 4,530,972.98

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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.