Finding the Fourth Proportional to 14,292,716.71, 19,724,073.95 and 7,766,346.04
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Solution
The fourth proportional to 14,292,716.71, 19,724,073.95 and 7,766,346.04 is: 10,717,625.40
Step by Step Solution
- Step 1: Write the proportion equation
14,292,716.71 : 19,724,073.95 = 7,766,346.04 : x - Step 2: Convert to fraction form
14,292,716.71/19,724,073.95 = 7,766,346.04/x - Step 3: Cross multiply
14,292,716.71x = 19,724,073.95 × 7,766,346.04 - Step 4: Simplify right side
14,292,716.71x = 153,183,983,614,249.66 - Step 5: Solve for x
x = 153,183,983,614,249.66/14,292,716.71 - Step 6: Final answer
x = 10,717,625.40
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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.