Home / 10,470,049.86-15,705,271.68-3,281,424.60

Finding the Fourth Proportional to 10,470,049.86, 15,705,271.68 and 3,281,424.60

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Solution

The fourth proportional to 10,470,049.86, 15,705,271.68 and 3,281,424.60 is: 4,922,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,049.86 : 15,705,271.68 = 3,281,424.60 : x
  2. Step 2: Convert to fraction form
    10,470,049.86/15,705,271.68 = 3,281,424.60/x
  3. Step 3: Cross multiply
    10,470,049.86x = 15,705,271.68 × 3,281,424.60
  4. Step 4: Simplify right side
    10,470,049.86x = 51,535,664,840,435.33
  5. Step 5: Solve for x
    x = 51,535,664,840,435.33/10,470,049.86
  6. Step 6: Final answer
    x = 4,922,198.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.