Finding the Fourth Proportional to 8,408,156.18, 11,603,255.48 and 4,540,677.08
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Solution
The fourth proportional to 8,408,156.18, 11,603,255.48 and 4,540,677.08 is: 6,266,134.34
Step by Step Solution
- Step 1: Write the proportion equation
8,408,156.18 : 11,603,255.48 = 4,540,677.08 : x - Step 2: Convert to fraction form
8,408,156.18/11,603,255.48 = 4,540,677.08/x - Step 3: Cross multiply
8,408,156.18x = 11,603,255.48 × 4,540,677.08 - Step 4: Simplify right side
8,408,156.18x = 52,686,636,211,420.40 - Step 5: Solve for x
x = 52,686,636,211,420.40/8,408,156.18 - Step 6: Final answer
x = 6,266,134.34
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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.