Finding the Fourth Proportional to 33,014,658.84, 45,561,652.11 and 18,330,327.09
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Solution
The fourth proportional to 33,014,658.84, 45,561,652.11 and 18,330,327.09 is: 25,296,641.41
Step by Step Solution
- Step 1: Write the proportion equation
33,014,658.84 : 45,561,652.11 = 18,330,327.09 : x - Step 2: Convert to fraction form
33,014,658.84/45,561,652.11 = 18,330,327.09/x - Step 3: Cross multiply
33,014,658.84x = 45,561,652.11 × 18,330,327.09 - Step 4: Simplify right side
33,014,658.84x = 835,159,985,937,088.62 - Step 5: Solve for x
x = 835,159,985,937,088.62/33,014,658.84 - Step 6: Final answer
x = 25,296,641.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.