Finding the Fourth Proportional to 16,283,503.28, 22,470,212.48 and 8,941,285.02
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Solution
The fourth proportional to 16,283,503.28, 22,470,212.48 and 8,941,285.02 is: 12,338,412.12
Step by Step Solution
- Step 1: Write the proportion equation
16,283,503.28 : 22,470,212.48 = 8,941,285.02 : x - Step 2: Convert to fraction form
16,283,503.28/22,470,212.48 = 8,941,285.02/x - Step 3: Cross multiply
16,283,503.28x = 22,470,212.48 × 8,941,285.02 - Step 4: Simplify right side
16,283,503.28x = 200,912,574,243,641.03 - Step 5: Solve for x
x = 200,912,574,243,641.03/16,283,503.28 - Step 6: Final answer
x = 12,338,412.12
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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.