Finding the Fourth Proportional to 9,983,273.18, 14,935,508.84 and 7,561,403.05
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Solution
The fourth proportional to 9,983,273.18, 14,935,508.84 and 7,561,403.05 is: 11,312,262.02
Step by Step Solution
- Step 1: Write the proportion equation
9,983,273.18 : 14,935,508.84 = 7,561,403.05 : x - Step 2: Convert to fraction form
9,983,273.18/14,935,508.84 = 7,561,403.05/x - Step 3: Cross multiply
9,983,273.18x = 14,935,508.84 × 7,561,403.05 - Step 4: Simplify right side
9,983,273.18x = 112,933,402,058,270.95 - Step 5: Solve for x
x = 112,933,402,058,270.95/9,983,273.18 - Step 6: Final answer
x = 11,312,262.02
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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.