Finding the Fourth Proportional to 26,374,220.40, 39,561,330.60 and 16,170,553.20
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Solution
The fourth proportional to 26,374,220.40, 39,561,330.60 and 16,170,553.20 is: 24,255,829.80
Step by Step Solution
- Step 1: Write the proportion equation
26,374,220.40 : 39,561,330.60 = 16,170,553.20 : x - Step 2: Convert to fraction form
26,374,220.40/39,561,330.60 = 16,170,553.20/x - Step 3: Cross multiply
26,374,220.40x = 39,561,330.60 × 16,170,553.20 - Step 4: Simplify right side
26,374,220.40x = 639,728,601,130,087.88 - Step 5: Solve for x
x = 639,728,601,130,087.88/26,374,220.40 - Step 6: Final answer
x = 24,255,829.80
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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.