Home / 36,831,681.72-50,837,523.62-21,757,136.63

Finding the Fourth Proportional to 36,831,681.72, 50,837,523.62 and 21,757,136.63

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Solution

The fourth proportional to 36,831,681.72, 50,837,523.62 and 21,757,136.63 is: 30,030,639.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,831,681.72 : 50,837,523.62 = 21,757,136.63 : x
  2. Step 2: Convert to fraction form
    36,831,681.72/50,837,523.62 = 21,757,136.63/x
  3. Step 3: Cross multiply
    36,831,681.72x = 50,837,523.62 × 21,757,136.63
  4. Step 4: Simplify right side
    36,831,681.72x = 1,106,078,946,968,219
  5. Step 5: Solve for x
    x = 1,106,078,946,968,219/36,831,681.72
  6. Step 6: Final answer
    x = 30,030,639.26

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1.5x scale

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.