Finding the Fourth Proportional to 11,316,528.12, 16,974,625.86 and 2,796,865.32
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Solution
The fourth proportional to 11,316,528.12, 16,974,625.86 and 2,796,865.32 is: 4,195,256.87
Step by Step Solution
- Step 1: Write the proportion equation
11,316,528.12 : 16,974,625.86 = 2,796,865.32 : x - Step 2: Convert to fraction form
11,316,528.12/16,974,625.86 = 2,796,865.32/x - Step 3: Cross multiply
11,316,528.12x = 16,974,625.86 × 2,796,865.32 - Step 4: Simplify right side
11,316,528.12x = 47,475,742,387,809.17 - Step 5: Solve for x
x = 47,475,742,387,809.17/11,316,528.12 - Step 6: Final answer
x = 4,195,256.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.