Home / 7,318,216.40-10,099,198.39-4,055,085.59

Finding the Fourth Proportional to 7,318,216.40, 10,099,198.39 and 4,055,085.59

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Solution

The fourth proportional to 7,318,216.40, 10,099,198.39 and 4,055,085.59 is: 5,596,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,216.40 : 10,099,198.39 = 4,055,085.59 : x
  2. Step 2: Convert to fraction form
    7,318,216.40/10,099,198.39 = 4,055,085.59/x
  3. Step 3: Cross multiply
    7,318,216.40x = 10,099,198.39 × 4,055,085.59
  4. Step 4: Simplify right side
    7,318,216.40x = 40,953,113,797,406.88
  5. Step 5: Solve for x
    x = 40,953,113,797,406.88/7,318,216.40
  6. Step 6: Final answer
    x = 5,596,051.22

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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.