Home / 8,928,636.55-12,324,140.69-5,831,633.36

Finding the Fourth Proportional to 8,928,636.55, 12,324,140.69 and 5,831,633.36

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Solution

The fourth proportional to 8,928,636.55, 12,324,140.69 and 5,831,633.36 is: 8,049,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928,636.55 : 12,324,140.69 = 5,831,633.36 : x
  2. Step 2: Convert to fraction form
    8,928,636.55/12,324,140.69 = 5,831,633.36/x
  3. Step 3: Cross multiply
    8,928,636.55x = 12,324,140.69 × 5,831,633.36
  4. Step 4: Simplify right side
    8,928,636.55x = 71,869,869,919,516.72
  5. Step 5: Solve for x
    x = 71,869,869,919,516.72/8,928,636.55
  6. Step 6: Final answer
    x = 8,049,366.72

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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.