Finding the Fourth Proportional to 32,998,366.23, 45,376,225.41 and 28,639,862.34
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Solution
The fourth proportional to 32,998,366.23, 45,376,225.41 and 28,639,862.34 is: 39,382,823.99
Step by Step Solution
- Step 1: Write the proportion equation
32,998,366.23 : 45,376,225.41 = 28,639,862.34 : x - Step 2: Convert to fraction form
32,998,366.23/45,376,225.41 = 28,639,862.34/x - Step 3: Cross multiply
32,998,366.23x = 45,376,225.41 × 28,639,862.34 - Step 4: Simplify right side
32,998,366.23x = 1,299,568,849,251,210 - Step 5: Solve for x
x = 1,299,568,849,251,210/32,998,366.23 - Step 6: Final answer
x = 39,382,823.99
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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.