Home / 7,318,817.80-10,100,028.74-4,055,687.02

Finding the Fourth Proportional to 7,318,817.80, 10,100,028.74 and 4,055,687.02

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Solution

The fourth proportional to 7,318,817.80, 10,100,028.74 and 4,055,687.02 is: 5,596,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,817.80 : 10,100,028.74 = 4,055,687.02 : x
  2. Step 2: Convert to fraction form
    7,318,817.80/10,100,028.74 = 4,055,687.02/x
  3. Step 3: Cross multiply
    7,318,817.80x = 10,100,028.74 × 4,055,687.02
  4. Step 4: Simplify right side
    7,318,817.80x = 40,962,555,480,404.88
  5. Step 5: Solve for x
    x = 40,962,555,480,404.88/7,318,817.80
  6. Step 6: Final answer
    x = 5,596,881.44

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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.