Finding the Fourth Proportional to 64,183,434.86, 88,572,616.35 and 34,814,693.54
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Solution
The fourth proportional to 64,183,434.86, 88,572,616.35 and 34,814,693.54 is: 48,043,992.99
Step by Step Solution
- Step 1: Write the proportion equation
64,183,434.86 : 88,572,616.35 = 34,814,693.54 : x - Step 2: Convert to fraction form
64,183,434.86/88,572,616.35 = 34,814,693.54/x - Step 3: Cross multiply
64,183,434.86x = 88,572,616.35 × 34,814,693.54 - Step 4: Simplify right side
64,183,434.86x = 3,083,628,494,261,243 - Step 5: Solve for x
x = 3,083,628,494,261,243/64,183,434.86 - Step 6: Final answer
x = 48,043,992.99
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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.