Home / 6,521,413.50-8,999,831.70-3,620,804.76

Finding the Fourth Proportional to 6,521,413.50, 8,999,831.70 and 3,620,804.76

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Solution

The fourth proportional to 6,521,413.50, 8,999,831.70 and 3,620,804.76 is: 4,996,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,413.50 : 8,999,831.70 = 3,620,804.76 : x
  2. Step 2: Convert to fraction form
    6,521,413.50/8,999,831.70 = 3,620,804.76/x
  3. Step 3: Cross multiply
    6,521,413.50x = 8,999,831.70 × 3,620,804.76
  4. Step 4: Simplify right side
    6,521,413.50x = 32,586,633,458,558.89
  5. Step 5: Solve for x
    x = 32,586,633,458,558.89/6,521,413.50
  6. Step 6: Final answer
    x = 4,996,866.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.