Finding the Fourth Proportional to 36,464,155.68, 50,316,694.80 and 21,777,783.84
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Solution
The fourth proportional to 36,464,155.68, 50,316,694.80 and 21,777,783.84 is: 30,051,048.28
Step by Step Solution
- Step 1: Write the proportion equation
36,464,155.68 : 50,316,694.80 = 21,777,783.84 : x - Step 2: Convert to fraction form
36,464,155.68/50,316,694.80 = 21,777,783.84/x - Step 3: Cross multiply
36,464,155.68x = 50,316,694.80 × 21,777,783.84 - Step 4: Simplify right side
36,464,155.68x = 1,095,786,102,897,652 - Step 5: Solve for x
x = 1,095,786,102,897,652/36,464,155.68 - Step 6: Final answer
x = 30,051,048.28
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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.