Finding the Fourth Proportional to 11,652,455.93, 16,081,346.57 and 6,426,486.27
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Solution
The fourth proportional to 11,652,455.93, 16,081,346.57 and 6,426,486.27 is: 8,869,079.07
Step by Step Solution
- Step 1: Write the proportion equation
11,652,455.93 : 16,081,346.57 = 6,426,486.27 : x - Step 2: Convert to fraction form
11,652,455.93/16,081,346.57 = 6,426,486.27/x - Step 3: Cross multiply
11,652,455.93x = 16,081,346.57 × 6,426,486.27 - Step 4: Simplify right side
11,652,455.93x = 103,346,552,903,084.16 - Step 5: Solve for x
x = 103,346,552,903,084.16/11,652,455.93 - Step 6: Final answer
x = 8,869,079.07
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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.