Home / 36,931,119.94-50,971,274.09-21,470,172.64

Finding the Fourth Proportional to 36,931,119.94, 50,971,274.09 and 21,470,172.64

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Solution

The fourth proportional to 36,931,119.94, 50,971,274.09 and 21,470,172.64 is: 29,632,517.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931,119.94 : 50,971,274.09 = 21,470,172.64 : x
  2. Step 2: Convert to fraction form
    36,931,119.94/50,971,274.09 = 21,470,172.64/x
  3. Step 3: Cross multiply
    36,931,119.94x = 50,971,274.09 × 21,470,172.64
  4. Step 4: Simplify right side
    36,931,119.94x = 1,094,362,054,466,811.50
  5. Step 5: Solve for x
    x = 1,094,362,054,466,811.50/36,931,119.94
  6. Step 6: Final answer
    x = 29,632,517.41

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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.