Finding the Fourth Proportional to 15,226,108.04, 21,013,357.97 and 8,351,918.71
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Solution
The fourth proportional to 15,226,108.04, 21,013,357.97 and 8,351,918.71 is: 11,526,376.74
Step by Step Solution
- Step 1: Write the proportion equation
15,226,108.04 : 21,013,357.97 = 8,351,918.71 : x - Step 2: Convert to fraction form
15,226,108.04/21,013,357.97 = 8,351,918.71/x - Step 3: Cross multiply
15,226,108.04x = 21,013,357.97 × 8,351,918.71 - Step 4: Simplify right side
15,226,108.04x = 175,501,857,557,917 - Step 5: Solve for x
x = 175,501,857,557,917/15,226,108.04 - Step 6: Final answer
x = 11,526,376.74
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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.