Home / 12,175,069.12-18,263,812.16-4,500,725.28

Finding the Fourth Proportional to 12,175,069.12, 18,263,812.16 and 4,500,725.28

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Solution

The fourth proportional to 12,175,069.12, 18,263,812.16 and 4,500,725.28 is: 6,751,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,069.12 : 18,263,812.16 = 4,500,725.28 : x
  2. Step 2: Convert to fraction form
    12,175,069.12/18,263,812.16 = 4,500,725.28/x
  3. Step 3: Cross multiply
    12,175,069.12x = 18,263,812.16 × 4,500,725.28
  4. Step 4: Simplify right side
    12,175,069.12x = 82,200,401,097,683.41
  5. Step 5: Solve for x
    x = 82,200,401,097,683.41/12,175,069.12
  6. Step 6: Final answer
    x = 6,751,534.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.