Finding the Fourth Proportional to 10,402,312.94, 14,356,272.38 and 5,992,190.99
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Solution
The fourth proportional to 10,402,312.94, 14,356,272.38 and 5,992,190.99 is: 8,269,845.99
Step by Step Solution
- Step 1: Write the proportion equation
10,402,312.94 : 14,356,272.38 = 5,992,190.99 : x - Step 2: Convert to fraction form
10,402,312.94/14,356,272.38 = 5,992,190.99/x - Step 3: Cross multiply
10,402,312.94x = 14,356,272.38 × 5,992,190.99 - Step 4: Simplify right side
10,402,312.94x = 86,025,525,903,679.55 - Step 5: Solve for x
x = 86,025,525,903,679.55/10,402,312.94 - Step 6: Final answer
x = 8,269,845.99
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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.