Home / 6,474,413.20-9,712,915.80-1,925,453.20

Finding the Fourth Proportional to 6,474,413.20, 9,712,915.80 and 1,925,453.20

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Solution

The fourth proportional to 6,474,413.20, 9,712,915.80 and 1,925,453.20 is: 2,888,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,413.20 : 9,712,915.80 = 1,925,453.20 : x
  2. Step 2: Convert to fraction form
    6,474,413.20/9,712,915.80 = 1,925,453.20/x
  3. Step 3: Cross multiply
    6,474,413.20x = 9,712,915.80 × 1,925,453.20
  4. Step 4: Simplify right side
    6,474,413.20x = 18,701,764,808,440.56
  5. Step 5: Solve for x
    x = 18,701,764,808,440.56/6,474,413.20
  6. Step 6: Final answer
    x = 2,888,565.22

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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.