Finding the Fourth Proportional to 18,845,186.84, 28,272,324.69 and 6,547,360.26
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Solution
The fourth proportional to 18,845,186.84, 28,272,324.69 and 6,547,360.26 is: 9,822,619.26
Step by Step Solution
- Step 1: Write the proportion equation
18,845,186.84 : 28,272,324.69 = 6,547,360.26 : x - Step 2: Convert to fraction form
18,845,186.84/28,272,324.69 = 6,547,360.26/x - Step 3: Cross multiply
18,845,186.84x = 28,272,324.69 × 6,547,360.26 - Step 4: Simplify right side
18,845,186.84x = 185,109,095,133,122.81 - Step 5: Solve for x
x = 185,109,095,133,122.81/18,845,186.84 - Step 6: Final answer
x = 9,822,619.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.