Finding the Fourth Proportional to 24,903,430.65, 34,353,664.79 and 20,262,406.05
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Solution
The fourth proportional to 24,903,430.65, 34,353,664.79 and 20,262,406.05 is: 27,951,486.48
Step by Step Solution
- Step 1: Write the proportion equation
24,903,430.65 : 34,353,664.79 = 20,262,406.05 : x - Step 2: Convert to fraction form
24,903,430.65/34,353,664.79 = 20,262,406.05/x - Step 3: Cross multiply
24,903,430.65x = 34,353,664.79 × 20,262,406.05 - Step 4: Simplify right side
24,903,430.65x = 696,087,905,179,255.88 - Step 5: Solve for x
x = 696,087,905,179,255.88/24,903,430.65 - Step 6: Final answer
x = 27,951,486.48
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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.