Finding the Fourth Proportional to 10,545,042.52, 14,552,643.90 and 5,961,557.08
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Solution
The fourth proportional to 10,545,042.52, 14,552,643.90 and 5,961,557.08 is: 8,227,223.09
Step by Step Solution
- Step 1: Write the proportion equation
10,545,042.52 : 14,552,643.90 = 5,961,557.08 : x - Step 2: Convert to fraction form
10,545,042.52/14,552,643.90 = 5,961,557.08/x - Step 3: Cross multiply
10,545,042.52x = 14,552,643.90 × 5,961,557.08 - Step 4: Simplify right side
10,545,042.52x = 86,756,417,274,763.81 - Step 5: Solve for x
x = 86,756,417,274,763.81/10,545,042.52 - Step 6: Final answer
x = 8,227,223.09
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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.