Finding the Fourth Proportional to 7,625,898.74, 10,523,742.33 and 4,141,236.59
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Solution
The fourth proportional to 7,625,898.74, 10,523,742.33 and 4,141,236.59 is: 5,714,907.62
Step by Step Solution
- Step 1: Write the proportion equation
7,625,898.74 : 10,523,742.33 = 4,141,236.59 : x - Step 2: Convert to fraction form
7,625,898.74/10,523,742.33 = 4,141,236.59/x - Step 3: Cross multiply
7,625,898.74x = 10,523,742.33 × 4,141,236.59 - Step 4: Simplify right side
7,625,898.74x = 43,581,306,803,102.81 - Step 5: Solve for x
x = 43,581,306,803,102.81/7,625,898.74 - Step 6: Final answer
x = 5,714,907.62
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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.