Finding the Fourth Proportional to 11,617,988.56, 16,033,266.57 and 6,461,722.96
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Solution
The fourth proportional to 11,617,988.56, 16,033,266.57 and 6,461,722.96 is: 8,917,423.72
Step by Step Solution
- Step 1: Write the proportion equation
11,617,988.56 : 16,033,266.57 = 6,461,722.96 : x - Step 2: Convert to fraction form
11,617,988.56/16,033,266.57 = 6,461,722.96/x - Step 3: Cross multiply
11,617,988.56x = 16,033,266.57 × 6,461,722.96 - Step 4: Simplify right side
11,617,988.56x = 103,602,526,719,169.45 - Step 5: Solve for x
x = 103,602,526,719,169.45/11,617,988.56 - Step 6: Final answer
x = 8,917,423.72
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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.