Finding the Fourth Proportional to 6,901,134.19, 9,523,856.61 and 3,845,347.63
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Solution
The fourth proportional to 6,901,134.19, 9,523,856.61 and 3,845,347.63 is: 5,306,742.11
Step by Step Solution
- Step 1: Write the proportion equation
6,901,134.19 : 9,523,856.61 = 3,845,347.63 : x - Step 2: Convert to fraction form
6,901,134.19/9,523,856.61 = 3,845,347.63/x - Step 3: Cross multiply
6,901,134.19x = 9,523,856.61 × 3,845,347.63 - Step 4: Simplify right side
6,901,134.19x = 36,622,539,376,877.31 - Step 5: Solve for x
x = 36,622,539,376,877.31/6,901,134.19 - Step 6: Final answer
x = 5,306,742.11
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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.