Home / 36,907,895.56-50,931,908.70-20,387,664.58

Finding the Fourth Proportional to 36,907,895.56, 50,931,908.70 and 20,387,664.58

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Solution

The fourth proportional to 36,907,895.56, 50,931,908.70 and 20,387,664.58 is: 28,134,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,907,895.56 : 50,931,908.70 = 20,387,664.58 : x
  2. Step 2: Convert to fraction form
    36,907,895.56/50,931,908.70 = 20,387,664.58/x
  3. Step 3: Cross multiply
    36,907,895.56x = 50,931,908.70 × 20,387,664.58
  4. Step 4: Simplify right side
    36,907,895.56x = 1,038,382,670,994,783.88
  5. Step 5: Solve for x
    x = 1,038,382,670,994,783.88/36,907,895.56
  6. Step 6: Final answer
    x = 28,134,431.81

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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.