Home / 20,157,724.44-30,236,697.40-5,011,655.94

Finding the Fourth Proportional to 20,157,724.44, 30,236,697.40 and 5,011,655.94

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Solution

The fourth proportional to 20,157,724.44, 30,236,697.40 and 5,011,655.94 is: 7,517,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,157,724.44 : 30,236,697.40 = 5,011,655.94 : x
  2. Step 2: Convert to fraction form
    20,157,724.44/30,236,697.40 = 5,011,655.94/x
  3. Step 3: Cross multiply
    20,157,724.44x = 30,236,697.40 × 5,011,655.94
  4. Step 4: Simplify right side
    20,157,724.44x = 151,535,924,130,692.56
  5. Step 5: Solve for x
    x = 151,535,924,130,692.56/20,157,724.44
  6. Step 6: Final answer
    x = 7,517,511.44

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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.