Finding the Fourth Proportional to 7,947,776.17, 11,921,776.04 and 2,268,001.09
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Solution
The fourth proportional to 7,947,776.17, 11,921,776.04 and 2,268,001.09 is: 3,402,033.53
Step by Step Solution
- Step 1: Write the proportion equation
7,947,776.17 : 11,921,776.04 = 2,268,001.09 : x - Step 2: Convert to fraction form
7,947,776.17/11,921,776.04 = 2,268,001.09/x - Step 3: Cross multiply
7,947,776.17x = 11,921,776.04 × 2,268,001.09 - Step 4: Simplify right side
7,947,776.17x = 27,038,601,053,455.88 - Step 5: Solve for x
x = 27,038,601,053,455.88/7,947,776.17 - Step 6: Final answer
x = 3,402,033.53
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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.