Home / 18,025,257.75-27,041,276.48-7,243,413.36

Finding the Fourth Proportional to 18,025,257.75, 27,041,276.48 and 7,243,413.36

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Solution

The fourth proportional to 18,025,257.75, 27,041,276.48 and 7,243,413.36 is: 10,866,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025,257.75 : 27,041,276.48 = 7,243,413.36 : x
  2. Step 2: Convert to fraction form
    18,025,257.75/27,041,276.48 = 7,243,413.36/x
  3. Step 3: Cross multiply
    18,025,257.75x = 27,041,276.48 × 7,243,413.36
  4. Step 4: Simplify right side
    18,025,257.75x = 195,871,143,290,468.72
  5. Step 5: Solve for x
    x = 195,871,143,290,468.72/18,025,257.75
  6. Step 6: Final answer
    x = 10,866,482.24

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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.