Finding the Fourth Proportional to 26,381,965.92, 36,407,116.41 and 14,621,993.52
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Solution
The fourth proportional to 26,381,965.92, 36,407,116.41 and 14,621,993.52 is: 20,178,352.96
Step by Step Solution
- Step 1: Write the proportion equation
26,381,965.92 : 36,407,116.41 = 14,621,993.52 : x - Step 2: Convert to fraction form
26,381,965.92/36,407,116.41 = 14,621,993.52/x - Step 3: Cross multiply
26,381,965.92x = 36,407,116.41 × 14,621,993.52 - Step 4: Simplify right side
26,381,965.92x = 532,344,620,228,905.62 - Step 5: Solve for x
x = 532,344,620,228,905.62/26,381,965.92 - Step 6: Final answer
x = 20,178,352.96
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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.