Home / 20,308,040.66-30,461,667.86-4,955,430.26

Finding the Fourth Proportional to 20,308,040.66, 30,461,667.86 and 4,955,430.26

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Solution

The fourth proportional to 20,308,040.66, 30,461,667.86 and 4,955,430.26 is: 7,433,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,308,040.66 : 30,461,667.86 = 4,955,430.26 : x
  2. Step 2: Convert to fraction form
    20,308,040.66/30,461,667.86 = 4,955,430.26/x
  3. Step 3: Cross multiply
    20,308,040.66x = 30,461,667.86 × 4,955,430.26
  4. Step 4: Simplify right side
    20,308,040.66x = 150,950,670,543,593.69
  5. Step 5: Solve for x
    x = 150,950,670,543,593.69/20,308,040.66
  6. Step 6: Final answer
    x = 7,433,049.46

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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.