Finding the Fourth Proportional to 10,593,108.90, 15,889,663.35 and 8,201,624.40
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Solution
The fourth proportional to 10,593,108.90, 15,889,663.35 and 8,201,624.40 is: 12,302,436.60
Step by Step Solution
- Step 1: Write the proportion equation
10,593,108.90 : 15,889,663.35 = 8,201,624.40 : x - Step 2: Convert to fraction form
10,593,108.90/15,889,663.35 = 8,201,624.40/x - Step 3: Cross multiply
10,593,108.90x = 15,889,663.35 × 8,201,624.40 - Step 4: Simplify right side
10,593,108.90x = 130,321,050,639,145.75 - Step 5: Solve for x
x = 130,321,050,639,145.75/10,593,108.90 - Step 6: Final answer
x = 12,302,436.60
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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.