Finding the Fourth Proportional to 7,452,045.70, 11,164,290.45 and 4,247,653.30
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Solution
The fourth proportional to 7,452,045.70, 11,164,290.45 and 4,247,653.30 is: 6,363,626.46
Step by Step Solution
- Step 1: Write the proportion equation
7,452,045.70 : 11,164,290.45 = 4,247,653.30 : x - Step 2: Convert to fraction form
7,452,045.70/11,164,290.45 = 4,247,653.30/x - Step 3: Cross multiply
7,452,045.70x = 11,164,290.45 × 4,247,653.30 - Step 4: Simplify right side
7,452,045.70x = 47,422,035,172,100.98 - Step 5: Solve for x
x = 47,422,035,172,100.98/7,452,045.70 - Step 6: Final answer
x = 6,363,626.46
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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.