Finding the Third Proportional to 7,879,913 and 17,254,486
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Solution
The third proportional to 7,879,913 and 17,254,486 is: 37,781,798.75
Step by Step Solution
- Step 1: Write the proportion equation
7,879,913 : 17,254,486 = 17,254,486 : x - Step 2: Convert to fraction form
7,879,913/17,254,486 = 17,254,486/x - Step 3: Cross multiply
7,879,913x = 17,254,486 × 17,254,486 - Step 4: Simplify right side
7,879,913x = 297,717,287,124,196 - Step 5: Solve for x
x = 297,717,287,124,196/7,879,913 - Step 6: Final answer
x = 37,781,798.75
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.