Finding the Fourth Proportional to 19,451,280.80, 29,134,930.80 and 16,092,048.80
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Solution
The fourth proportional to 19,451,280.80, 29,134,930.80 and 16,092,048.80 is: 24,103,334.53
Step by Step Solution
- Step 1: Write the proportion equation
19,451,280.80 : 29,134,930.80 = 16,092,048.80 : x - Step 2: Convert to fraction form
19,451,280.80/29,134,930.80 = 16,092,048.80/x - Step 3: Cross multiply
19,451,280.80x = 29,134,930.80 × 16,092,048.80 - Step 4: Simplify right side
19,451,280.80x = 468,840,728,218,223.06 - Step 5: Solve for x
x = 468,840,728,218,223.06/19,451,280.80 - Step 6: Final answer
x = 24,103,334.53
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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.