Finding the Fourth Proportional to 42,359,827.24, 63,529,243.26 and 12,067,952.68
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Solution
The fourth proportional to 42,359,827.24, 63,529,243.26 and 12,067,952.68 is: 18,098,938.34
Step by Step Solution
- Step 1: Write the proportion equation
42,359,827.24 : 63,529,243.26 = 12,067,952.68 : x - Step 2: Convert to fraction form
42,359,827.24/63,529,243.26 = 12,067,952.68/x - Step 3: Cross multiply
42,359,827.24x = 63,529,243.26 × 12,067,952.68 - Step 4: Simplify right side
42,359,827.24x = 766,667,901,457,888.88 - Step 5: Solve for x
x = 766,667,901,457,888.88/42,359,827.24 - Step 6: Final answer
x = 18,098,938.34
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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.