Finding the Fourth Proportional to 7,116,259.28, 10,675,045.12 and 2,323,973.68
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Solution
The fourth proportional to 7,116,259.28, 10,675,045.12 and 2,323,973.68 is: 3,486,174.82
Step by Step Solution
- Step 1: Write the proportion equation
7,116,259.28 : 10,675,045.12 = 2,323,973.68 : x - Step 2: Convert to fraction form
7,116,259.28/10,675,045.12 = 2,323,973.68/x - Step 3: Cross multiply
7,116,259.28x = 10,675,045.12 × 2,323,973.68 - Step 4: Simplify right side
7,116,259.28x = 24,808,523,891,692.44 - Step 5: Solve for x
x = 24,808,523,891,692.44/7,116,259.28 - Step 6: Final answer
x = 3,486,174.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.