Finding the Fourth Proportional to 7,747,927.98, 11,618,300.64 and 2,888,929.82
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Solution
The fourth proportional to 7,747,927.98, 11,618,300.64 and 2,888,929.82 is: 4,332,055.65
Step by Step Solution
- Step 1: Write the proportion equation
7,747,927.98 : 11,618,300.64 = 2,888,929.82 : x - Step 2: Convert to fraction form
7,747,927.98/11,618,300.64 = 2,888,929.82/x - Step 3: Cross multiply
7,747,927.98x = 11,618,300.64 × 2,888,929.82 - Step 4: Simplify right side
7,747,927.98x = 33,564,455,176,621.09 - Step 5: Solve for x
x = 33,564,455,176,621.09/7,747,927.98 - Step 6: Final answer
x = 4,332,055.65
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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.