Home / 7,236,280.96-9,990,741.04-4,485,907.62

Finding the Fourth Proportional to 7,236,280.96, 9,990,741.04 and 4,485,907.62

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Solution

The fourth proportional to 7,236,280.96, 9,990,741.04 and 4,485,907.62 is: 6,193,449.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236,280.96 : 9,990,741.04 = 4,485,907.62 : x
  2. Step 2: Convert to fraction form
    7,236,280.96/9,990,741.04 = 4,485,907.62/x
  3. Step 3: Cross multiply
    7,236,280.96x = 9,990,741.04 × 4,485,907.62
  4. Step 4: Simplify right side
    7,236,280.96x = 44,817,541,360,782.72
  5. Step 5: Solve for x
    x = 44,817,541,360,782.72/7,236,280.96
  6. Step 6: Final answer
    x = 6,193,449.59

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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.