Finding the Fourth Proportional to 5,009,217.17, 6,912,732.99 and 2,717,377.86
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Solution
The fourth proportional to 5,009,217.17, 6,912,732.99 and 2,717,377.86 is: 3,749,988.66
Step by Step Solution
- Step 1: Write the proportion equation
5,009,217.17 : 6,912,732.99 = 2,717,377.86 : x - Step 2: Convert to fraction form
5,009,217.17/6,912,732.99 = 2,717,377.86/x - Step 3: Cross multiply
5,009,217.17x = 6,912,732.99 × 2,717,377.86 - Step 4: Simplify right side
5,009,217.17x = 18,784,507,544,553.94 - Step 5: Solve for x
x = 18,784,507,544,553.94/5,009,217.17 - Step 6: Final answer
x = 3,749,988.66
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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.