Finding the Fourth Proportional to 16,390,867.70, 24,593,190.60 and 8,808,976.10
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Solution
The fourth proportional to 16,390,867.70, 24,593,190.60 and 8,808,976.10 is: 13,217,166.55
Step by Step Solution
- Step 1: Write the proportion equation
16,390,867.70 : 24,593,190.60 = 8,808,976.10 : x - Step 2: Convert to fraction form
16,390,867.70/24,593,190.60 = 8,808,976.10/x - Step 3: Cross multiply
16,390,867.70x = 24,593,190.60 × 8,808,976.10 - Step 4: Simplify right side
16,390,867.70x = 216,640,828,218,144.66 - Step 5: Solve for x
x = 216,640,828,218,144.66/16,390,867.70 - Step 6: Final answer
x = 13,217,166.55
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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.