Home / 7,931,337.75-10,945,257.03-4,493,811.15

Finding the Fourth Proportional to 7,931,337.75, 10,945,257.03 and 4,493,811.15

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Solution

The fourth proportional to 7,931,337.75, 10,945,257.03 and 4,493,811.15 is: 6,201,465.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,337.75 : 10,945,257.03 = 4,493,811.15 : x
  2. Step 2: Convert to fraction form
    7,931,337.75/10,945,257.03 = 4,493,811.15/x
  3. Step 3: Cross multiply
    7,931,337.75x = 10,945,257.03 × 4,493,811.15
  4. Step 4: Simplify right side
    7,931,337.75x = 49,185,918,081,029.88
  5. Step 5: Solve for x
    x = 49,185,918,081,029.88/7,931,337.75
  6. Step 6: Final answer
    x = 6,201,465.58

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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.