Finding the Fourth Proportional to 7,377,490.08, 11,067,202.80 and 2,889,182.88
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Solution
The fourth proportional to 7,377,490.08, 11,067,202.80 and 2,889,182.88 is: 4,334,153.28
Step by Step Solution
- Step 1: Write the proportion equation
7,377,490.08 : 11,067,202.80 = 2,889,182.88 : x - Step 2: Convert to fraction form
7,377,490.08/11,067,202.80 = 2,889,182.88/x - Step 3: Cross multiply
7,377,490.08x = 11,067,202.80 × 2,889,182.88 - Step 4: Simplify right side
7,377,490.08x = 31,975,172,859,248.07 - Step 5: Solve for x
x = 31,975,172,859,248.07/7,377,490.08 - Step 6: Final answer
x = 4,334,153.28
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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.