Finding the Fourth Proportional to 13,045,924.08, 18,004,208.27 and 7,244,705.70
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Solution
The fourth proportional to 13,045,924.08, 18,004,208.27 and 7,244,705.70 is: 9,998,156.47
Step by Step Solution
- Step 1: Write the proportion equation
13,045,924.08 : 18,004,208.27 = 7,244,705.70 : x - Step 2: Convert to fraction form
13,045,924.08/18,004,208.27 = 7,244,705.70/x - Step 3: Cross multiply
13,045,924.08x = 18,004,208.27 × 7,244,705.70 - Step 4: Simplify right side
13,045,924.08x = 130,435,190,241,432.62 - Step 5: Solve for x
x = 130,435,190,241,432.62/13,045,924.08 - Step 6: Final answer
x = 9,998,156.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.