Finding the Fourth Proportional to 29,124,487.06, 40,198,670.82 and 16,741,764.15
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Solution
The fourth proportional to 29,124,487.06, 40,198,670.82 and 16,741,764.15 is: 23,107,588.63
Step by Step Solution
- Step 1: Write the proportion equation
29,124,487.06 : 40,198,670.82 = 16,741,764.15 : x - Step 2: Convert to fraction form
29,124,487.06/40,198,670.82 = 16,741,764.15/x - Step 3: Cross multiply
29,124,487.06x = 40,198,670.82 × 16,741,764.15 - Step 4: Simplify right side
29,124,487.06x = 672,996,666,011,927.12 - Step 5: Solve for x
x = 672,996,666,011,927.12/29,124,487.06 - Step 6: Final answer
x = 23,107,588.63
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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.