Home / 7,309,087.21-10,086,417.93-4,045,831.70

Finding the Fourth Proportional to 7,309,087.21, 10,086,417.93 and 4,045,831.70

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Solution

The fourth proportional to 7,309,087.21, 10,086,417.93 and 4,045,831.70 is: 5,583,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309,087.21 : 10,086,417.93 = 4,045,831.70 : x
  2. Step 2: Convert to fraction form
    7,309,087.21/10,086,417.93 = 4,045,831.70/x
  3. Step 3: Cross multiply
    7,309,087.21x = 10,086,417.93 × 4,045,831.70
  4. Step 4: Simplify right side
    7,309,087.21x = 40,807,949,380,413.23
  5. Step 5: Solve for x
    x = 40,807,949,380,413.23/7,309,087.21
  6. Step 6: Final answer
    x = 5,583,179.98

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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.