Finding the Fourth Proportional to 16,917,343.16, 23,345,957.18 and 9,182,387.08
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Solution
The fourth proportional to 16,917,343.16, 23,345,957.18 and 9,182,387.08 is: 12,671,706.99
Step by Step Solution
- Step 1: Write the proportion equation
16,917,343.16 : 23,345,957.18 = 9,182,387.08 : x - Step 2: Convert to fraction form
16,917,343.16/23,345,957.18 = 9,182,387.08/x - Step 3: Cross multiply
16,917,343.16x = 23,345,957.18 × 9,182,387.08 - Step 4: Simplify right side
16,917,343.16x = 214,371,615,579,865.22 - Step 5: Solve for x
x = 214,371,615,579,865.22/16,917,343.16 - Step 6: Final answer
x = 12,671,706.99
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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.