Finding the Fourth Proportional to 17,246,598.66, 23,778,469.80 and 11,365,318.26
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Solution
The fourth proportional to 17,246,598.66, 23,778,469.80 and 11,365,318.26 is: 15,669,749.28
Step by Step Solution
- Step 1: Write the proportion equation
17,246,598.66 : 23,778,469.80 = 11,365,318.26 : x - Step 2: Convert to fraction form
17,246,598.66/23,778,469.80 = 11,365,318.26/x - Step 3: Cross multiply
17,246,598.66x = 23,778,469.80 × 11,365,318.26 - Step 4: Simplify right side
17,246,598.66x = 270,249,877,012,798.56 - Step 5: Solve for x
x = 270,249,877,012,798.56/17,246,598.66 - Step 6: Final answer
x = 15,669,749.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.