Home / 7,216,603.94-9,958,912.88-4,315,994.75

Finding the Fourth Proportional to 7,216,603.94, 9,958,912.88 and 4,315,994.75

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Solution

The fourth proportional to 7,216,603.94, 9,958,912.88 and 4,315,994.75 is: 5,956,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,603.94 : 9,958,912.88 = 4,315,994.75 : x
  2. Step 2: Convert to fraction form
    7,216,603.94/9,958,912.88 = 4,315,994.75/x
  3. Step 3: Cross multiply
    7,216,603.94x = 9,958,912.88 × 4,315,994.75
  4. Step 4: Simplify right side
    7,216,603.94x = 42,982,615,709,104.70
  5. Step 5: Solve for x
    x = 42,982,615,709,104.70/7,216,603.94
  6. Step 6: Final answer
    x = 5,956,072.42

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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.