Home / 20,160,982.55-30,241,473.83-11,657,926.55

Finding the Fourth Proportional to 20,160,982.55, 30,241,473.83 and 11,657,926.55

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Solution

The fourth proportional to 20,160,982.55, 30,241,473.83 and 11,657,926.55 is: 17,486,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,982.55 : 30,241,473.83 = 11,657,926.55 : x
  2. Step 2: Convert to fraction form
    20,160,982.55/30,241,473.83 = 11,657,926.55/x
  3. Step 3: Cross multiply
    20,160,982.55x = 30,241,473.83 × 11,657,926.55
  4. Step 4: Simplify right side
    20,160,982.55x = 352,552,880,615,597.56
  5. Step 5: Solve for x
    x = 352,552,880,615,597.56/20,160,982.55
  6. Step 6: Final answer
    x = 17,486,889.83

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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.