Finding the Fourth Proportional to 23,321,545.28, 32,183,851.04 and 12,867,922.88
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Solution
The fourth proportional to 23,321,545.28, 32,183,851.04 and 12,867,922.88 is: 17,757,798.99
Step by Step Solution
- Step 1: Write the proportion equation
23,321,545.28 : 32,183,851.04 = 12,867,922.88 : x - Step 2: Convert to fraction form
23,321,545.28/32,183,851.04 = 12,867,922.88/x - Step 3: Cross multiply
23,321,545.28x = 32,183,851.04 × 12,867,922.88 - Step 4: Simplify right side
23,321,545.28x = 414,139,313,164,127.81 - Step 5: Solve for x
x = 414,139,313,164,127.81/23,321,545.28 - Step 6: Final answer
x = 17,757,798.99
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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.