Finding the Fourth Proportional to 32,950,428.99, 45,471,591.02 and 18,266,058.06
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Solution
The fourth proportional to 32,950,428.99, 45,471,591.02 and 18,266,058.06 is: 25,207,159.57
Step by Step Solution
- Step 1: Write the proportion equation
32,950,428.99 : 45,471,591.02 = 18,266,058.06 : x - Step 2: Convert to fraction form
32,950,428.99/45,471,591.02 = 18,266,058.06/x - Step 3: Cross multiply
32,950,428.99x = 45,471,591.02 × 18,266,058.06 - Step 4: Simplify right side
32,950,428.99x = 830,586,721,424,294.62 - Step 5: Solve for x
x = 830,586,721,424,294.62/32,950,428.99 - Step 6: Final answer
x = 25,207,159.57
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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.