Home / 18,300,412.44-27,431,465.40-6,165,683.76

Finding the Fourth Proportional to 18,300,412.44, 27,431,465.40 and 6,165,683.76

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Solution

The fourth proportional to 18,300,412.44, 27,431,465.40 and 6,165,683.76 is: 9,242,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300,412.44 : 27,431,465.40 = 6,165,683.76 : x
  2. Step 2: Convert to fraction form
    18,300,412.44/27,431,465.40 = 6,165,683.76/x
  3. Step 3: Cross multiply
    18,300,412.44x = 27,431,465.40 × 6,165,683.76
  4. Step 4: Simplify right side
    18,300,412.44x = 169,133,740,729,781.88
  5. Step 5: Solve for x
    x = 169,133,740,729,781.88/18,300,412.44
  6. Step 6: Final answer
    x = 9,242,072.62

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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.