Home / 30,389,288.52-45,584,040.42-7,360,238.46

Finding the Fourth Proportional to 30,389,288.52, 45,584,040.42 and 7,360,238.46

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Solution

The fourth proportional to 30,389,288.52, 45,584,040.42 and 7,360,238.46 is: 11,040,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,389,288.52 : 45,584,040.42 = 7,360,238.46 : x
  2. Step 2: Convert to fraction form
    30,389,288.52/45,584,040.42 = 7,360,238.46/x
  3. Step 3: Cross multiply
    30,389,288.52x = 45,584,040.42 × 7,360,238.46
  4. Step 4: Simplify right side
    30,389,288.52x = 335,509,407,461,478.56
  5. Step 5: Solve for x
    x = 335,509,407,461,478.56/30,389,288.52
  6. Step 6: Final answer
    x = 11,040,383.76

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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.