Finding the Fourth Proportional to 13,894,627.25, 19,168,297.99 and 8,386,241.28
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Solution
The fourth proportional to 13,894,627.25, 19,168,297.99 and 8,386,241.28 is: 11,569,218.01
Step by Step Solution
- Step 1: Write the proportion equation
13,894,627.25 : 19,168,297.99 = 8,386,241.28 : x - Step 2: Convert to fraction form
13,894,627.25/19,168,297.99 = 8,386,241.28/x - Step 3: Cross multiply
13,894,627.25x = 19,168,297.99 × 8,386,241.28 - Step 4: Simplify right side
13,894,627.25x = 160,749,971,829,147.81 - Step 5: Solve for x
x = 160,749,971,829,147.81/13,894,627.25 - Step 6: Final answer
x = 11,569,218.01
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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.