Home / 7,152,078.40-10,740,559.20-3,792,846.40

Finding the Fourth Proportional to 7,152,078.40, 10,740,559.20 and 3,792,846.40

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Solution

The fourth proportional to 7,152,078.40, 10,740,559.20 and 3,792,846.40 is: 5,695,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,078.40 : 10,740,559.20 = 3,792,846.40 : x
  2. Step 2: Convert to fraction form
    7,152,078.40/10,740,559.20 = 3,792,846.40/x
  3. Step 3: Cross multiply
    7,152,078.40x = 10,740,559.20 × 3,792,846.40
  4. Step 4: Simplify right side
    7,152,078.40x = 40,737,291,295,706.88
  5. Step 5: Solve for x
    x = 40,737,291,295,706.88/7,152,078.40
  6. Step 6: Final answer
    x = 5,695,867.55

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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.