Home / 70,227,286.37-105,330,286.52-19,113,288.29

Finding the Fourth Proportional to 70,227,286.37, 105,330,286.52 and 19,113,288.29

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Solution

The fourth proportional to 70,227,286.37, 105,330,286.52 and 19,113,288.29 is: 28,667,035.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,227,286.37 : 105,330,286.52 = 19,113,288.29 : x
  2. Step 2: Convert to fraction form
    70,227,286.37/105,330,286.52 = 19,113,288.29/x
  3. Step 3: Cross multiply
    70,227,286.37x = 105,330,286.52 × 19,113,288.29
  4. Step 4: Simplify right side
    70,227,286.37x = 2,013,208,131,829,494.25
  5. Step 5: Solve for x
    x = 2,013,208,131,829,494.25/70,227,286.37
  6. Step 6: Final answer
    x = 28,667,035.79

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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.