Home / 5,121,425.49-7,675,515.63-3,831,915.60

Finding the Fourth Proportional to 5,121,425.49, 7,675,515.63 and 3,831,915.60

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Solution

The fourth proportional to 5,121,425.49, 7,675,515.63 and 3,831,915.60 is: 5,742,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,425.49 : 7,675,515.63 = 3,831,915.60 : x
  2. Step 2: Convert to fraction form
    5,121,425.49/7,675,515.63 = 3,831,915.60/x
  3. Step 3: Cross multiply
    5,121,425.49x = 7,675,515.63 × 3,831,915.60
  4. Step 4: Simplify right side
    5,121,425.49x = 29,411,928,080,640.83
  5. Step 5: Solve for x
    x = 29,411,928,080,640.83/5,121,425.49
  6. Step 6: Final answer
    x = 5,742,918.28

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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.