Finding the Fourth Proportional to 10,604,618.76, 14,629,717.62 and 7,165,605
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Solution
The fourth proportional to 10,604,618.76, 14,629,717.62 and 7,165,605 is: 9,885,388.63
Step by Step Solution
- Step 1: Write the proportion equation
10,604,618.76 : 14,629,717.62 = 7,165,605 : x - Step 2: Convert to fraction form
10,604,618.76/14,629,717.62 = 7,165,605/x - Step 3: Cross multiply
10,604,618.76x = 14,629,717.62 × 7,165,605 - Step 4: Simplify right side
10,604,618.76x = 104,830,777,726,460.09 - Step 5: Solve for x
x = 104,830,777,726,460.09/10,604,618.76 - Step 6: Final answer
x = 9,885,388.63
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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.