Home / 8,613,260.71-11,886,568.95-4,942,848.67

Finding the Fourth Proportional to 8,613,260.71, 11,886,568.95 and 4,942,848.67

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Solution

The fourth proportional to 8,613,260.71, 11,886,568.95 and 4,942,848.67 is: 6,821,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,260.71 : 11,886,568.95 = 4,942,848.67 : x
  2. Step 2: Convert to fraction form
    8,613,260.71/11,886,568.95 = 4,942,848.67/x
  3. Step 3: Cross multiply
    8,613,260.71x = 11,886,568.95 × 4,942,848.67
  4. Step 4: Simplify right side
    8,613,260.71x = 58,753,511,525,370.79
  5. Step 5: Solve for x
    x = 58,753,511,525,370.79/8,613,260.71
  6. Step 6: Final answer
    x = 6,821,285.63

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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.