Finding the Fourth Proportional to 49,818,771.05, 74,723,111.07 and 13,430,839.70
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Solution
The fourth proportional to 49,818,771.05, 74,723,111.07 and 13,430,839.70 is: 20,144,899.31
Step by Step Solution
- Step 1: Write the proportion equation
49,818,771.05 : 74,723,111.07 = 13,430,839.70 : x - Step 2: Convert to fraction form
49,818,771.05/74,723,111.07 = 13,430,839.70/x - Step 3: Cross multiply
49,818,771.05x = 74,723,111.07 × 13,430,839.70 - Step 4: Simplify right side
49,818,771.05x = 1,003,594,126,599,311.25 - Step 5: Solve for x
x = 1,003,594,126,599,311.25/49,818,771.05 - Step 6: Final answer
x = 20,144,899.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.