Home / 10,028,236.68-15,047,485.10-4,776,019.56

Finding the Fourth Proportional to 10,028,236.68, 15,047,485.10 and 4,776,019.56

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Solution

The fourth proportional to 10,028,236.68, 15,047,485.10 and 4,776,019.56 is: 7,166,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028,236.68 : 15,047,485.10 = 4,776,019.56 : x
  2. Step 2: Convert to fraction form
    10,028,236.68/15,047,485.10 = 4,776,019.56/x
  3. Step 3: Cross multiply
    10,028,236.68x = 15,047,485.10 × 4,776,019.56
  4. Step 4: Simplify right side
    10,028,236.68x = 71,867,083,166,408.55
  5. Step 5: Solve for x
    x = 71,867,083,166,408.55/10,028,236.68
  6. Step 6: Final answer
    x = 7,166,472.58

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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.