Finding the Fourth Proportional to 19,574,865.70, 29,306,311.35 and 19,574,865.70
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Solution
The fourth proportional to 19,574,865.70, 29,306,311.35 and 19,574,865.70 is: 29,306,311.35
Step by Step Solution
- Step 1: Write the proportion equation
19,574,865.70 : 29,306,311.35 = 19,574,865.70 : x - Step 2: Convert to fraction form
19,574,865.70/29,306,311.35 = 19,574,865.70/x - Step 3: Cross multiply
19,574,865.70x = 29,306,311.35 × 19,574,865.70 - Step 4: Simplify right side
19,574,865.70x = 573,667,108,838,635.75 - Step 5: Solve for x
x = 573,667,108,838,635.75/19,574,865.70 - Step 6: Final answer
x = 29,306,311.35
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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.