Home / 36,883,355.56-55,363,991.12-20,723,116.84

Finding the Fourth Proportional to 36,883,355.56, 55,363,991.12 and 20,723,116.84

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Solution

The fourth proportional to 36,883,355.56, 55,363,991.12 and 20,723,116.84 is: 31,106,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883,355.56 : 55,363,991.12 = 20,723,116.84 : x
  2. Step 2: Convert to fraction form
    36,883,355.56/55,363,991.12 = 20,723,116.84/x
  3. Step 3: Cross multiply
    36,883,355.56x = 55,363,991.12 × 20,723,116.84
  4. Step 4: Simplify right side
    36,883,355.56x = 1,147,314,456,708,482.50
  5. Step 5: Solve for x
    x = 1,147,314,456,708,482.50/36,883,355.56
  6. Step 6: Final answer
    x = 31,106,563.90

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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.