Finding the Fourth Proportional to 26,365,331.62, 39,533,548.51 and 8,164,473.82
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Solution
The fourth proportional to 26,365,331.62, 39,533,548.51 and 8,164,473.82 is: 12,242,236.37
Step by Step Solution
- Step 1: Write the proportion equation
26,365,331.62 : 39,533,548.51 = 8,164,473.82 : x - Step 2: Convert to fraction form
26,365,331.62/39,533,548.51 = 8,164,473.82/x - Step 3: Cross multiply
26,365,331.62x = 39,533,548.51 × 8,164,473.82 - Step 4: Simplify right side
26,365,331.62x = 322,770,621,732,966.69 - Step 5: Solve for x
x = 322,770,621,732,966.69/26,365,331.62 - Step 6: Final answer
x = 12,242,236.37
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1.5x scale
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.