Finding the Fourth Proportional to 7,553,566.17, 11,333,698.20 and 3,958,478.37
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Solution
The fourth proportional to 7,553,566.17, 11,333,698.20 and 3,958,478.37 is: 5,939,472.58
Step by Step Solution
- Step 1: Write the proportion equation
7,553,566.17 : 11,333,698.20 = 3,958,478.37 : x - Step 2: Convert to fraction form
7,553,566.17/11,333,698.20 = 3,958,478.37/x - Step 3: Cross multiply
7,553,566.17x = 11,333,698.20 × 3,958,478.37 - Step 4: Simplify right side
7,553,566.17x = 44,864,199,176,807.93 - Step 5: Solve for x
x = 44,864,199,176,807.93/7,553,566.17 - Step 6: Final answer
x = 5,939,472.58
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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.