Finding the Fourth Proportional to 7,398,585.91, 11,097,628.71 and 2,606,149.93
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Solution
The fourth proportional to 7,398,585.91, 11,097,628.71 and 2,606,149.93 is: 3,909,136.78
Step by Step Solution
- Step 1: Write the proportion equation
7,398,585.91 : 11,097,628.71 = 2,606,149.93 : x - Step 2: Convert to fraction form
7,398,585.91/11,097,628.71 = 2,606,149.93/x - Step 3: Cross multiply
7,398,585.91x = 11,097,628.71 × 2,606,149.93 - Step 4: Simplify right side
7,398,585.91x = 28,922,084,285,732.50 - Step 5: Solve for x
x = 28,922,084,285,732.50/7,398,585.91 - Step 6: Final answer
x = 3,909,136.78
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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.