Finding the Fourth Proportional to 44,551,616.74, 66,827,478.41 and 12,203,798.15
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Solution
The fourth proportional to 44,551,616.74, 66,827,478.41 and 12,203,798.15 is: 18,305,711.83
Step by Step Solution
- Step 1: Write the proportion equation
44,551,616.74 : 66,827,478.41 = 12,203,798.15 : x - Step 2: Convert to fraction form
44,551,616.74/66,827,478.41 = 12,203,798.15/x - Step 3: Cross multiply
44,551,616.74x = 66,827,478.41 × 12,203,798.15 - Step 4: Simplify right side
44,551,616.74x = 815,549,057,389,122.88 - Step 5: Solve for x
x = 815,549,057,389,122.88/44,551,616.74 - Step 6: Final answer
x = 18,305,711.83
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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.