Finding the Fourth Proportional to 29,203,535.98, 40,306,270.98 and 18,762,604.30
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Solution
The fourth proportional to 29,203,535.98, 40,306,270.98 and 18,762,604.30 is: 25,895,857.74
Step by Step Solution
- Step 1: Write the proportion equation
29,203,535.98 : 40,306,270.98 = 18,762,604.30 : x - Step 2: Convert to fraction form
29,203,535.98/40,306,270.98 = 18,762,604.30/x - Step 3: Cross multiply
29,203,535.98x = 40,306,270.98 × 18,762,604.30 - Step 4: Simplify right side
29,203,535.98x = 756,250,613,206,313.12 - Step 5: Solve for x
x = 756,250,613,206,313.12/29,203,535.98 - Step 6: Final answer
x = 25,895,857.74
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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.