Finding the Fourth Proportional to 5,009,217.67, 6,912,733.68 and 2,717,378.35
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Solution
The fourth proportional to 5,009,217.67, 6,912,733.68 and 2,717,378.35 is: 3,749,989.34
Step by Step Solution
- Step 1: Write the proportion equation
5,009,217.67 : 6,912,733.68 = 2,717,378.35 : x - Step 2: Convert to fraction form
5,009,217.67/6,912,733.68 = 2,717,378.35/x - Step 3: Cross multiply
5,009,217.67x = 6,912,733.68 × 2,717,378.35 - Step 4: Simplify right side
5,009,217.67x = 18,784,512,841,347.83 - Step 5: Solve for x
x = 18,784,512,841,347.83/5,009,217.67 - Step 6: Final answer
x = 3,749,989.34
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1.5x scale
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.