Finding the Fourth Proportional to 11,293,598.88, 15,585,154.53 and 6,136,948.08
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Solution
The fourth proportional to 11,293,598.88, 15,585,154.53 and 6,136,948.08 is: 8,468,981.87
Step by Step Solution
- Step 1: Write the proportion equation
11,293,598.88 : 15,585,154.53 = 6,136,948.08 : x - Step 2: Convert to fraction form
11,293,598.88/15,585,154.53 = 6,136,948.08/x - Step 3: Cross multiply
11,293,598.88x = 15,585,154.53 × 6,136,948.08 - Step 4: Simplify right side
11,293,598.88x = 95,645,284,169,386.80 - Step 5: Solve for x
x = 95,645,284,169,386.80/11,293,598.88 - Step 6: Final answer
x = 8,468,981.87
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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.