Finding the Fourth Proportional to 17,664,946.10, 26,497,419.15 and 9,581,794.10
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Solution
The fourth proportional to 17,664,946.10, 26,497,419.15 and 9,581,794.10 is: 14,372,691.15
Step by Step Solution
- Step 1: Write the proportion equation
17,664,946.10 : 26,497,419.15 = 9,581,794.10 : x - Step 2: Convert to fraction form
17,664,946.10/26,497,419.15 = 9,581,794.10/x - Step 3: Cross multiply
17,664,946.10x = 26,497,419.15 × 9,581,794.10 - Step 4: Simplify right side
17,664,946.10x = 253,892,814,476,697 - Step 5: Solve for x
x = 253,892,814,476,697/17,664,946.10 - Step 6: Final answer
x = 14,372,691.15
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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.