Finding the Third Proportional to 38,970,774 and 54,483,439
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Solution
The third proportional to 38,970,774 and 54,483,439 is: 76,171,058.99
Step by Step Solution
- Step 1: Write the proportion equation
38,970,774 : 54,483,439 = 54,483,439 : x - Step 2: Convert to fraction form
38,970,774/54,483,439 = 54,483,439/x - Step 3: Cross multiply
38,970,774x = 54,483,439 × 54,483,439 - Step 4: Simplify right side
38,970,774x = 2,968,445,125,266,721 - Step 5: Solve for x
x = 2,968,445,125,266,721/38,970,774 - Step 6: Final answer
x = 76,171,058.99
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.