Home / 12,018,413.37-18,015,022.93-4,440,545.85

Finding the Fourth Proportional to 12,018,413.37, 18,015,022.93 and 4,440,545.85

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Solution

The fourth proportional to 12,018,413.37, 18,015,022.93 and 4,440,545.85 is: 6,656,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,413.37 : 18,015,022.93 = 4,440,545.85 : x
  2. Step 2: Convert to fraction form
    12,018,413.37/18,015,022.93 = 4,440,545.85/x
  3. Step 3: Cross multiply
    12,018,413.37x = 18,015,022.93 × 4,440,545.85
  4. Step 4: Simplify right side
    12,018,413.37x = 79,996,535,309,466.33
  5. Step 5: Solve for x
    x = 79,996,535,309,466.33/12,018,413.37
  6. Step 6: Final answer
    x = 6,656,164.41

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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.