Finding the Fourth Proportional to 13,223,490.56, 19,838,311.30 and 4,125,097.62
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Solution
The fourth proportional to 13,223,490.56, 19,838,311.30 and 4,125,097.62 is: 6,188,605.83
Step by Step Solution
- Step 1: Write the proportion equation
13,223,490.56 : 19,838,311.30 = 4,125,097.62 : x - Step 2: Convert to fraction form
13,223,490.56/19,838,311.30 = 4,125,097.62/x - Step 3: Cross multiply
13,223,490.56x = 19,838,311.30 × 4,125,097.62 - Step 4: Simplify right side
13,223,490.56x = 81,834,970,728,449.11 - Step 5: Solve for x
x = 81,834,970,728,449.11/13,223,490.56 - Step 6: Final answer
x = 6,188,605.83
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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.