Finding the Fourth Proportional to 8,867,789.19, 12,237,543.66 and 4,793,408.19
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Solution
The fourth proportional to 8,867,789.19, 12,237,543.66 and 4,793,408.19 is: 6,614,900.37
Step by Step Solution
- Step 1: Write the proportion equation
8,867,789.19 : 12,237,543.66 = 4,793,408.19 : x - Step 2: Convert to fraction form
8,867,789.19/12,237,543.66 = 4,793,408.19/x - Step 3: Cross multiply
8,867,789.19x = 12,237,543.66 × 4,793,408.19 - Step 4: Simplify right side
8,867,789.19x = 58,659,542,023,301.86 - Step 5: Solve for x
x = 58,659,542,023,301.86/8,867,789.19 - Step 6: Final answer
x = 6,614,900.37
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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.