Finding the Fourth Proportional to 9,057,934.08, 12,499,693.20 and 4,983,553.44
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Solution
The fourth proportional to 9,057,934.08, 12,499,693.20 and 4,983,553.44 is: 6,877,162.99
Step by Step Solution
- Step 1: Write the proportion equation
9,057,934.08 : 12,499,693.20 = 4,983,553.44 : x - Step 2: Convert to fraction form
9,057,934.08/12,499,693.20 = 4,983,553.44/x - Step 3: Cross multiply
9,057,934.08x = 12,499,693.20 × 4,983,553.44 - Step 4: Simplify right side
9,057,934.08x = 62,292,889,045,804.61 - Step 5: Solve for x
x = 62,292,889,045,804.61/9,057,934.08 - Step 6: Final answer
x = 6,877,162.99
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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.