Finding the Fourth Proportional to 8,536,847.99, 12,805,293.85 and 3,488,158.49
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Solution
The fourth proportional to 8,536,847.99, 12,805,293.85 and 3,488,158.49 is: 5,232,246.66
Step by Step Solution
- Step 1: Write the proportion equation
8,536,847.99 : 12,805,293.85 = 3,488,158.49 : x - Step 2: Convert to fraction form
8,536,847.99/12,805,293.85 = 3,488,158.49/x - Step 3: Cross multiply
8,536,847.99x = 12,805,293.85 × 3,488,158.49 - Step 4: Simplify right side
8,536,847.99x = 44,666,894,387,075.42 - Step 5: Solve for x
x = 44,666,894,387,075.42/8,536,847.99 - Step 6: Final answer
x = 5,232,246.66
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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.