Finding the Fourth Proportional to 6,749,803.71, 10,125,761.40 and 2,199,795.17
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Solution
The fourth proportional to 6,749,803.71, 10,125,761.40 and 2,199,795.17 is: 3,300,036.85
Step by Step Solution
- Step 1: Write the proportion equation
6,749,803.71 : 10,125,761.40 = 2,199,795.17 : x - Step 2: Convert to fraction form
6,749,803.71/10,125,761.40 = 2,199,795.17/x - Step 3: Cross multiply
6,749,803.71x = 10,125,761.40 × 2,199,795.17 - Step 4: Simplify right side
6,749,803.71x = 22,274,600,969,663.63 - Step 5: Solve for x
x = 22,274,600,969,663.63/6,749,803.71 - Step 6: Final answer
x = 3,300,036.85
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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.