Finding the Fourth Proportional to 9,514,554.88, 13,130,092.48 and 5,163,640.15
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Solution
The fourth proportional to 9,514,554.88, 13,130,092.48 and 5,163,640.15 is: 7,125,827.07
Step by Step Solution
- Step 1: Write the proportion equation
9,514,554.88 : 13,130,092.48 = 5,163,640.15 : x - Step 2: Convert to fraction form
9,514,554.88/13,130,092.48 = 5,163,640.15/x - Step 3: Cross multiply
9,514,554.88x = 13,130,092.48 × 5,163,640.15 - Step 4: Simplify right side
9,514,554.88x = 67,799,072,702,941.08 - Step 5: Solve for x
x = 67,799,072,702,941.08/9,514,554.88 - Step 6: Final answer
x = 7,125,827.07
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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.