Finding the Fourth Proportional to 7,882,246.04, 10,875,642.98 and 4,784,692.70
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Solution
The fourth proportional to 7,882,246.04, 10,875,642.98 and 4,784,692.70 is: 6,601,748.95
Step by Step Solution
- Step 1: Write the proportion equation
7,882,246.04 : 10,875,642.98 = 4,784,692.70 : x - Step 2: Convert to fraction form
7,882,246.04/10,875,642.98 = 4,784,692.70/x - Step 3: Cross multiply
7,882,246.04x = 10,875,642.98 × 4,784,692.70 - Step 4: Simplify right side
7,882,246.04x = 52,036,609,495,910.57 - Step 5: Solve for x
x = 52,036,609,495,910.57/7,882,246.04 - Step 6: Final answer
x = 6,601,748.95
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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.