Finding the Fourth Proportional to 7,637,707.76, 11,454,948.05 and 2,244,891.38
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Solution
The fourth proportional to 7,637,707.76, 11,454,948.05 and 2,244,891.38 is: 3,366,862.80
Step by Step Solution
- Step 1: Write the proportion equation
7,637,707.76 : 11,454,948.05 = 2,244,891.38 : x - Step 2: Convert to fraction form
7,637,707.76/11,454,948.05 = 2,244,891.38/x - Step 3: Cross multiply
7,637,707.76x = 11,454,948.05 × 2,244,891.38 - Step 4: Simplify right side
7,637,707.76x = 25,715,114,084,130.30 - Step 5: Solve for x
x = 25,715,114,084,130.30/7,637,707.76 - Step 6: Final answer
x = 3,366,862.80
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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.