Home / 6,554,413.20-9,808,000.20-4,428,649.20

Finding the Fourth Proportional to 6,554,413.20, 9,808,000.20 and 4,428,649.20

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Solution

The fourth proportional to 6,554,413.20, 9,808,000.20 and 4,428,649.20 is: 6,627,014.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554,413.20 : 9,808,000.20 = 4,428,649.20 : x
  2. Step 2: Convert to fraction form
    6,554,413.20/9,808,000.20 = 4,428,649.20/x
  3. Step 3: Cross multiply
    6,554,413.20x = 9,808,000.20 × 4,428,649.20
  4. Step 4: Simplify right side
    6,554,413.20x = 43,436,192,239,329.84
  5. Step 5: Solve for x
    x = 43,436,192,239,329.84/6,554,413.20
  6. Step 6: Final answer
    x = 6,627,014.64

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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.