Home / 36,679,921.63-55,016,508.96-12,416,075.17

Finding the Fourth Proportional to 36,679,921.63, 55,016,508.96 and 12,416,075.17

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Solution

The fourth proportional to 36,679,921.63, 55,016,508.96 and 12,416,075.17 is: 18,622,970.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679,921.63 : 55,016,508.96 = 12,416,075.17 : x
  2. Step 2: Convert to fraction form
    36,679,921.63/55,016,508.96 = 12,416,075.17/x
  3. Step 3: Cross multiply
    36,679,921.63x = 55,016,508.96 × 12,416,075.17
  4. Step 4: Simplify right side
    36,679,921.63x = 683,089,110,700,797.25
  5. Step 5: Solve for x
    x = 683,089,110,700,797.25/36,679,921.63
  6. Step 6: Final answer
    x = 18,622,970.84

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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.