Finding the Fourth Proportional to 16,148,209.77, 22,288,269.75 and 10,642,563.03
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Solution
The fourth proportional to 16,148,209.77, 22,288,269.75 and 10,642,563.03 is: 14,689,202.02
Step by Step Solution
- Step 1: Write the proportion equation
16,148,209.77 : 22,288,269.75 = 10,642,563.03 : x - Step 2: Convert to fraction form
16,148,209.77/22,288,269.75 = 10,642,563.03/x - Step 3: Cross multiply
16,148,209.77x = 22,288,269.75 × 10,642,563.03 - Step 4: Simplify right side
16,148,209.77x = 237,204,315,644,017.31 - Step 5: Solve for x
x = 237,204,315,644,017.31/16,148,209.77 - Step 6: Final answer
x = 14,689,202.02
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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.