Finding the Fourth Proportional to 9,068,803.51, 12,514,825.93 and 5,148,523.99
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Solution
The fourth proportional to 9,068,803.51, 12,514,825.93 and 5,148,523.99 is: 7,104,893.33
Step by Step Solution
- Step 1: Write the proportion equation
9,068,803.51 : 12,514,825.93 = 5,148,523.99 : x - Step 2: Convert to fraction form
9,068,803.51/12,514,825.93 = 5,148,523.99/x - Step 3: Cross multiply
9,068,803.51x = 12,514,825.93 × 5,148,523.99 - Step 4: Simplify right side
9,068,803.51x = 64,432,881,531,279.06 - Step 5: Solve for x
x = 64,432,881,531,279.06/9,068,803.51 - Step 6: Final answer
x = 7,104,893.33
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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.