Finding the Fourth Proportional to 16,548,139.20, 24,822,208.80 and 4,417,579.20
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Solution
The fourth proportional to 16,548,139.20, 24,822,208.80 and 4,417,579.20 is: 6,626,368.80
Step by Step Solution
- Step 1: Write the proportion equation
16,548,139.20 : 24,822,208.80 = 4,417,579.20 : x - Step 2: Convert to fraction form
16,548,139.20/24,822,208.80 = 4,417,579.20/x - Step 3: Cross multiply
16,548,139.20x = 24,822,208.80 × 4,417,579.20 - Step 4: Simplify right side
16,548,139.20x = 109,654,073,292,936.97 - Step 5: Solve for x
x = 109,654,073,292,936.97/16,548,139.20 - Step 6: Final answer
x = 6,626,368.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.