Finding the Fourth Proportional to 11,787,774.49, 16,267,490.46 and 6,561,073.02
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Solution
The fourth proportional to 11,787,774.49, 16,267,490.46 and 6,561,073.02 is: 9,054,482.07
Step by Step Solution
- Step 1: Write the proportion equation
11,787,774.49 : 16,267,490.46 = 6,561,073.02 : x - Step 2: Convert to fraction form
11,787,774.49/16,267,490.46 = 6,561,073.02/x - Step 3: Cross multiply
11,787,774.49x = 16,267,490.46 × 6,561,073.02 - Step 4: Simplify right side
11,787,774.49x = 106,732,192,678,875.94 - Step 5: Solve for x
x = 106,732,192,678,875.94/11,787,774.49 - Step 6: Final answer
x = 9,054,482.07
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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.