Home / 8,724,653.55-12,039,786.68-4,857,175.05

Finding the Fourth Proportional to 8,724,653.55, 12,039,786.68 and 4,857,175.05

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Solution

The fourth proportional to 8,724,653.55, 12,039,786.68 and 4,857,175.05 is: 6,702,770.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724,653.55 : 12,039,786.68 = 4,857,175.05 : x
  2. Step 2: Convert to fraction form
    8,724,653.55/12,039,786.68 = 4,857,175.05/x
  3. Step 3: Cross multiply
    8,724,653.55x = 12,039,786.68 × 4,857,175.05
  4. Step 4: Simplify right side
    8,724,653.55x = 58,479,351,445,132.46
  5. Step 5: Solve for x
    x = 58,479,351,445,132.46/8,724,653.55
  6. Step 6: Final answer
    x = 6,702,770.62

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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.