Finding the Fourth Proportional to 5,700,823.13, 7,867,263.81 and 3,253,385.45
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Solution
The fourth proportional to 5,700,823.13, 7,867,263.81 and 3,253,385.45 is: 4,489,744.91
Step by Step Solution
- Step 1: Write the proportion equation
5,700,823.13 : 7,867,263.81 = 3,253,385.45 : x - Step 2: Convert to fraction form
5,700,823.13/7,867,263.81 = 3,253,385.45/x - Step 3: Cross multiply
5,700,823.13x = 7,867,263.81 × 3,253,385.45 - Step 4: Simplify right side
5,700,823.13x = 25,595,241,642,633.92 - Step 5: Solve for x
x = 25,595,241,642,633.92/5,700,823.13 - Step 6: Final answer
x = 4,489,744.91
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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.