Finding the Fourth Proportional to 8,683,267.41, 11,983,309.07 and 4,815,558.09
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Solution
The fourth proportional to 8,683,267.41, 11,983,309.07 and 4,815,558.09 is: 6,645,692.02
Step by Step Solution
- Step 1: Write the proportion equation
8,683,267.41 : 11,983,309.07 = 4,815,558.09 : x - Step 2: Convert to fraction form
8,683,267.41/11,983,309.07 = 4,815,558.09/x - Step 3: Cross multiply
8,683,267.41x = 11,983,309.07 × 4,815,558.09 - Step 4: Simplify right side
8,683,267.41x = 57,706,320,912,931.08 - Step 5: Solve for x
x = 57,706,320,912,931.08/8,683,267.41 - Step 6: Final answer
x = 6,645,692.02
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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.