Finding the Fourth Proportional to 11,819,637.61, 16,313,635.98 and 7,465,954.84
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Solution
The fourth proportional to 11,819,637.61, 16,313,635.98 and 7,465,954.84 is: 10,304,619.61
Step by Step Solution
- Step 1: Write the proportion equation
11,819,637.61 : 16,313,635.98 = 7,465,954.84 : x - Step 2: Convert to fraction form
11,819,637.61/16,313,635.98 = 7,465,954.84/x - Step 3: Cross multiply
11,819,637.61x = 16,313,635.98 × 7,465,954.84 - Step 4: Simplify right side
11,819,637.61x = 121,796,869,462,095.06 - Step 5: Solve for x
x = 121,796,869,462,095.06/11,819,637.61 - Step 6: Final answer
x = 10,304,619.61
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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.