Home / 8,728,564.46-12,045,792.69-4,861,085.63

Finding the Fourth Proportional to 8,728,564.46, 12,045,792.69 and 4,861,085.63

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Solution

The fourth proportional to 8,728,564.46, 12,045,792.69 and 4,861,085.63 is: 6,708,506.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728,564.46 : 12,045,792.69 = 4,861,085.63 : x
  2. Step 2: Convert to fraction form
    8,728,564.46/12,045,792.69 = 4,861,085.63/x
  3. Step 3: Cross multiply
    8,728,564.46x = 12,045,792.69 × 4,861,085.63
  4. Step 4: Simplify right side
    8,728,564.46x = 58,555,629,687,089.08
  5. Step 5: Solve for x
    x = 58,555,629,687,089.08/8,728,564.46
  6. Step 6: Final answer
    x = 6,708,506.31

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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.