Finding the Fourth Proportional to 50,374,276.42, 75,561,163.32 and 19,671,975.26
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Solution
The fourth proportional to 50,374,276.42, 75,561,163.32 and 19,671,975.26 is: 29,507,864.75
Step by Step Solution
- Step 1: Write the proportion equation
50,374,276.42 : 75,561,163.32 = 19,671,975.26 : x - Step 2: Convert to fraction form
50,374,276.42/75,561,163.32 = 19,671,975.26/x - Step 3: Cross multiply
50,374,276.42x = 75,561,163.32 × 19,671,975.26 - Step 4: Simplify right side
50,374,276.42x = 1,486,437,335,447,859.50 - Step 5: Solve for x
x = 1,486,437,335,447,859.50/50,374,276.42 - Step 6: Final answer
x = 29,507,864.75
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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.