Finding the Fourth Proportional to 7,450,296.30, 11,175,444.45 and 5,537,108.70
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Solution
The fourth proportional to 7,450,296.30, 11,175,444.45 and 5,537,108.70 is: 8,305,663.05
Step by Step Solution
- Step 1: Write the proportion equation
7,450,296.30 : 11,175,444.45 = 5,537,108.70 : x - Step 2: Convert to fraction form
7,450,296.30/11,175,444.45 = 5,537,108.70/x - Step 3: Cross multiply
7,450,296.30x = 11,175,444.45 × 5,537,108.70 - Step 4: Simplify right side
7,450,296.30x = 61,879,650,690,461.71 - Step 5: Solve for x
x = 61,879,650,690,461.71/7,450,296.30 - Step 6: Final answer
x = 8,305,663.05
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1.5x scale
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.