Finding the Fourth Proportional to 32,709,156.13, 45,138,933.99 and 18,025,349.27
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Solution
The fourth proportional to 32,709,156.13, 45,138,933.99 and 18,025,349.27 is: 24,875,146.51
Step by Step Solution
- Step 1: Write the proportion equation
32,709,156.13 : 45,138,933.99 = 18,025,349.27 : x - Step 2: Convert to fraction form
32,709,156.13/45,138,933.99 = 18,025,349.27/x - Step 3: Cross multiply
32,709,156.13x = 45,138,933.99 × 18,025,349.27 - Step 4: Simplify right side
32,709,156.13x = 813,645,050,845,224.75 - Step 5: Solve for x
x = 813,645,050,845,224.75/32,709,156.13 - Step 6: Final answer
x = 24,875,146.51
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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.