Home / 8,198,231.40-12,302,595.90-4,786,511.40

Finding the Fourth Proportional to 8,198,231.40, 12,302,595.90 and 4,786,511.40

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Solution

The fourth proportional to 8,198,231.40, 12,302,595.90 and 4,786,511.40 is: 7,182,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,231.40 : 12,302,595.90 = 4,786,511.40 : x
  2. Step 2: Convert to fraction form
    8,198,231.40/12,302,595.90 = 4,786,511.40/x
  3. Step 3: Cross multiply
    8,198,231.40x = 12,302,595.90 × 4,786,511.40
  4. Step 4: Simplify right side
    8,198,231.40x = 58,886,515,524,943.27
  5. Step 5: Solve for x
    x = 58,886,515,524,943.27/8,198,231.40
  6. Step 6: Final answer
    x = 7,182,831.60

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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.