Finding the Fourth Proportional to 15,088,811.38, 22,633,224.36 and 4,991,432.38
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Solution
The fourth proportional to 15,088,811.38, 22,633,224.36 and 4,991,432.38 is: 7,487,150.98
Step by Step Solution
- Step 1: Write the proportion equation
15,088,811.38 : 22,633,224.36 = 4,991,432.38 : x - Step 2: Convert to fraction form
15,088,811.38/22,633,224.36 = 4,991,432.38/x - Step 3: Cross multiply
15,088,811.38x = 22,633,224.36 × 4,991,432.38 - Step 4: Simplify right side
15,088,811.38x = 112,972,208,934,308.77 - Step 5: Solve for x
x = 112,972,208,934,308.77/15,088,811.38 - Step 6: Final answer
x = 7,487,150.98
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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.