Finding the Fourth Proportional to 19,997,090.06, 27,598,228.67 and 11,295,823.21
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Solution
The fourth proportional to 19,997,090.06, 27,598,228.67 and 11,295,823.21 is: 15,589,503.83
Step by Step Solution
- Step 1: Write the proportion equation
19,997,090.06 : 27,598,228.67 = 11,295,823.21 : x - Step 2: Convert to fraction form
19,997,090.06/27,598,228.67 = 11,295,823.21/x - Step 3: Cross multiply
19,997,090.06x = 27,598,228.67 × 11,295,823.21 - Step 4: Simplify right side
19,997,090.06x = 311,744,711,924,717.38 - Step 5: Solve for x
x = 311,744,711,924,717.38/19,997,090.06 - Step 6: Final answer
x = 15,589,503.83
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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.