Finding the Third Proportional to 18,637,570 and 39,865,924
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Solution
The third proportional to 18,637,570 and 39,865,924 is: 85,273,557.46
Step by Step Solution
- Step 1: Write the proportion equation
18,637,570 : 39,865,924 = 39,865,924 : x - Step 2: Convert to fraction form
18,637,570/39,865,924 = 39,865,924/x - Step 3: Cross multiply
18,637,570x = 39,865,924 × 39,865,924 - Step 4: Simplify right side
18,637,570x = 1,589,291,896,373,776 - Step 5: Solve for x
x = 1,589,291,896,373,776/18,637,570 - Step 6: Final answer
x = 85,273,557.46
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.