Finding the Fourth Proportional to 7,918,518.26, 10,927,585.17 and 4,296,846.26
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Solution
The fourth proportional to 7,918,518.26, 10,927,585.17 and 4,296,846.26 is: 5,929,664.10
Step by Step Solution
- Step 1: Write the proportion equation
7,918,518.26 : 10,927,585.17 = 4,296,846.26 : x - Step 2: Convert to fraction form
7,918,518.26/10,927,585.17 = 4,296,846.26/x - Step 3: Cross multiply
7,918,518.26x = 10,927,585.17 × 4,296,846.26 - Step 4: Simplify right side
7,918,518.26x = 46,954,153,468,545.96 - Step 5: Solve for x
x = 46,954,153,468,545.96/7,918,518.26 - Step 6: Final answer
x = 5,929,664.10
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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.