Finding the Fourth Proportional to 26,325,896.80, 39,456,502.88 and 14,787,108.70
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Solution
The fourth proportional to 26,325,896.80, 39,456,502.88 and 14,787,108.70 is: 22,162,496.55
Step by Step Solution
- Step 1: Write the proportion equation
26,325,896.80 : 39,456,502.88 = 14,787,108.70 : x - Step 2: Convert to fraction form
26,325,896.80/39,456,502.88 = 14,787,108.70/x - Step 3: Cross multiply
26,325,896.80x = 39,456,502.88 × 14,787,108.70 - Step 4: Simplify right side
26,325,896.80x = 583,447,597,008,423.12 - Step 5: Solve for x
x = 583,447,597,008,423.12/26,325,896.80 - Step 6: Final answer
x = 22,162,496.55
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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.