Home / 8,724,653.05-12,039,785.98-4,857,174.55

Finding the Fourth Proportional to 8,724,653.05, 12,039,785.98 and 4,857,174.55

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Solution

The fourth proportional to 8,724,653.05, 12,039,785.98 and 4,857,174.55 is: 6,702,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724,653.05 : 12,039,785.98 = 4,857,174.55 : x
  2. Step 2: Convert to fraction form
    8,724,653.05/12,039,785.98 = 4,857,174.55/x
  3. Step 3: Cross multiply
    8,724,653.05x = 12,039,785.98 × 4,857,174.55
  4. Step 4: Simplify right side
    8,724,653.05x = 58,479,342,049,502.81
  5. Step 5: Solve for x
    x = 58,479,342,049,502.81/8,724,653.05
  6. Step 6: Final answer
    x = 6,702,769.92

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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.