Home / 7,807,439.75-10,774,603.62-4,322,778.55

Finding the Fourth Proportional to 7,807,439.75, 10,774,603.62 and 4,322,778.55

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Solution

The fourth proportional to 7,807,439.75, 10,774,603.62 and 4,322,778.55 is: 5,965,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,439.75 : 10,774,603.62 = 4,322,778.55 : x
  2. Step 2: Convert to fraction form
    7,807,439.75/10,774,603.62 = 4,322,778.55/x
  3. Step 3: Cross multiply
    7,807,439.75x = 10,774,603.62 × 4,322,778.55
  4. Step 4: Simplify right side
    7,807,439.75x = 46,576,225,386,351.84
  5. Step 5: Solve for x
    x = 46,576,225,386,351.84/7,807,439.75
  6. Step 6: Final answer
    x = 5,965,620.85

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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.