Home / 8,728,566.40-12,045,795.34-4,861,087.54

Finding the Fourth Proportional to 8,728,566.40, 12,045,795.34 and 4,861,087.54

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Solution

The fourth proportional to 8,728,566.40, 12,045,795.34 and 4,861,087.54 is: 6,708,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,566.40 : 12,045,795.34 = 4,861,087.54 : x
  2. Step 2: Convert to fraction form
    8,728,566.40/12,045,795.34 = 4,861,087.54/x
  3. Step 3: Cross multiply
    8,728,566.40x = 12,045,795.34 × 4,861,087.54
  4. Step 4: Simplify right side
    8,728,566.40x = 58,555,665,636,664.06
  5. Step 5: Solve for x
    x = 58,555,665,636,664.06/8,728,566.40
  6. Step 6: Final answer
    x = 6,708,508.93

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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.