Finding the Fourth Proportional to 9,853,125.68, 13,603,711.50 and 8,818,842.35
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Solution
The fourth proportional to 9,853,125.68, 13,603,711.50 and 8,818,842.35 is: 12,175,728.90
Step by Step Solution
- Step 1: Write the proportion equation
9,853,125.68 : 13,603,711.50 = 8,818,842.35 : x - Step 2: Convert to fraction form
9,853,125.68/13,603,711.50 = 8,818,842.35/x - Step 3: Cross multiply
9,853,125.68x = 13,603,711.50 × 8,818,842.35 - Step 4: Simplify right side
9,853,125.68x = 119,968,987,025,363.48 - Step 5: Solve for x
x = 119,968,987,025,363.48/9,853,125.68 - Step 6: Final answer
x = 12,175,728.90
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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.