Home / 7,216,063.88-9,958,169.90-3,952,994.60

Finding the Fourth Proportional to 7,216,063.88, 9,958,169.90 and 3,952,994.60

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Solution

The fourth proportional to 7,216,063.88, 9,958,169.90 and 3,952,994.60 is: 5,455,133.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,063.88 : 9,958,169.90 = 3,952,994.60 : x
  2. Step 2: Convert to fraction form
    7,216,063.88/9,958,169.90 = 3,952,994.60/x
  3. Step 3: Cross multiply
    7,216,063.88x = 9,958,169.90 × 3,952,994.60
  4. Step 4: Simplify right side
    7,216,063.88x = 39,364,591,875,360.45
  5. Step 5: Solve for x
    x = 39,364,591,875,360.45/7,216,063.88
  6. Step 6: Final answer
    x = 5,455,133.51

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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.