Home / 20,453,415.14-30,684,994.27-7,674,030.56

Finding the Fourth Proportional to 20,453,415.14, 30,684,994.27 and 7,674,030.56

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Solution

The fourth proportional to 20,453,415.14, 30,684,994.27 and 7,674,030.56 is: 11,512,873.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,453,415.14 : 30,684,994.27 = 7,674,030.56 : x
  2. Step 2: Convert to fraction form
    20,453,415.14/30,684,994.27 = 7,674,030.56/x
  3. Step 3: Cross multiply
    20,453,415.14x = 30,684,994.27 × 7,674,030.56
  4. Step 4: Simplify right side
    20,453,415.14x = 235,477,583,761,404.88
  5. Step 5: Solve for x
    x = 235,477,583,761,404.88/20,453,415.14
  6. Step 6: Final answer
    x = 11,512,873.63

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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.