Home / 5,459,136.72-7,531,172.64-3,165,968.40

Finding the Fourth Proportional to 5,459,136.72, 7,531,172.64 and 3,165,968.40

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Solution

The fourth proportional to 5,459,136.72, 7,531,172.64 and 3,165,968.40 is: 4,367,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,136.72 : 7,531,172.64 = 3,165,968.40 : x
  2. Step 2: Convert to fraction form
    5,459,136.72/7,531,172.64 = 3,165,968.40/x
  3. Step 3: Cross multiply
    5,459,136.72x = 7,531,172.64 × 3,165,968.40
  4. Step 4: Simplify right side
    5,459,136.72x = 23,843,454,593,184.57
  5. Step 5: Solve for x
    x = 23,843,454,593,184.57/5,459,136.72
  6. Step 6: Final answer
    x = 4,367,623.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.