Finding the Fourth Proportional to 56,763,477.80, 85,145,216.70 and 24,912,981.80
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Solution
The fourth proportional to 56,763,477.80, 85,145,216.70 and 24,912,981.80 is: 37,369,472.70
Step by Step Solution
- Step 1: Write the proportion equation
56,763,477.80 : 85,145,216.70 = 24,912,981.80 : x - Step 2: Convert to fraction form
56,763,477.80/85,145,216.70 = 24,912,981.80/x - Step 3: Cross multiply
56,763,477.80x = 85,145,216.70 × 24,912,981.80 - Step 4: Simplify right side
56,763,477.80x = 2,121,221,234,004,156.25 - Step 5: Solve for x
x = 2,121,221,234,004,156.25/56,763,477.80 - Step 6: Final answer
x = 37,369,472.70
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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.