Home / 7,245,615.60-10,869,735.60-3,642,314.40

Finding the Fourth Proportional to 7,245,615.60, 10,869,735.60 and 3,642,314.40

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Solution

The fourth proportional to 7,245,615.60, 10,869,735.60 and 3,642,314.40 is: 5,464,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,615.60 : 10,869,735.60 = 3,642,314.40 : x
  2. Step 2: Convert to fraction form
    7,245,615.60/10,869,735.60 = 3,642,314.40/x
  3. Step 3: Cross multiply
    7,245,615.60x = 10,869,735.60 × 3,642,314.40
  4. Step 4: Simplify right side
    7,245,615.60x = 39,590,994,500,072.64
  5. Step 5: Solve for x
    x = 39,590,994,500,072.64/7,245,615.60
  6. Step 6: Final answer
    x = 5,464,131.23

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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.