Finding the Fourth Proportional to 14,640,257.17, 20,203,556.83 and 8,114,307.94
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Solution
The fourth proportional to 14,640,257.17, 20,203,556.83 and 8,114,307.94 is: 11,197,746.03
Step by Step Solution
- Step 1: Write the proportion equation
14,640,257.17 : 20,203,556.83 = 8,114,307.94 : x - Step 2: Convert to fraction form
14,640,257.17/20,203,556.83 = 8,114,307.94/x - Step 3: Cross multiply
14,640,257.17x = 20,203,556.83 × 8,114,307.94 - Step 4: Simplify right side
14,640,257.17x = 163,937,881,606,878.91 - Step 5: Solve for x
x = 163,937,881,606,878.91/14,640,257.17 - Step 6: Final answer
x = 11,197,746.03
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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.