Home / 8,200,460.28-12,300,706.26-2,809,155

Finding the Fourth Proportional to 8,200,460.28, 12,300,706.26 and 2,809,155

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Solution

The fourth proportional to 8,200,460.28, 12,300,706.26 and 2,809,155 is: 4,213,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200,460.28 : 12,300,706.26 = 2,809,155 : x
  2. Step 2: Convert to fraction form
    8,200,460.28/12,300,706.26 = 2,809,155/x
  3. Step 3: Cross multiply
    8,200,460.28x = 12,300,706.26 × 2,809,155
  4. Step 4: Simplify right side
    8,200,460.28x = 34,554,590,493,810.30
  5. Step 5: Solve for x
    x = 34,554,590,493,810.30/8,200,460.28
  6. Step 6: Final answer
    x = 4,213,737.93

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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.