Home / 7,345,109.80-11,017,664.70-7,297,870.60

Finding the Fourth Proportional to 7,345,109.80, 11,017,664.70 and 7,297,870.60

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Solution

The fourth proportional to 7,345,109.80, 11,017,664.70 and 7,297,870.60 is: 10,946,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,109.80 : 11,017,664.70 = 7,297,870.60 : x
  2. Step 2: Convert to fraction form
    7,345,109.80/11,017,664.70 = 7,297,870.60/x
  3. Step 3: Cross multiply
    7,345,109.80x = 11,017,664.70 × 7,297,870.60
  4. Step 4: Simplify right side
    7,345,109.80x = 80,405,491,294,787.81
  5. Step 5: Solve for x
    x = 80,405,491,294,787.81/7,345,109.80
  6. Step 6: Final answer
    x = 10,946,805.90

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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.