Finding the Fourth Proportional to 20,673,305.06, 31,029,120.01 and 10,445,353.35
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Solution
The fourth proportional to 20,673,305.06, 31,029,120.01 and 10,445,353.35 is: 15,677,711.99
Step by Step Solution
- Step 1: Write the proportion equation
20,673,305.06 : 31,029,120.01 = 10,445,353.35 : x - Step 2: Convert to fraction form
20,673,305.06/31,029,120.01 = 10,445,353.35/x - Step 3: Cross multiply
20,673,305.06x = 31,029,120.01 × 10,445,353.35 - Step 4: Simplify right side
20,673,305.06x = 324,110,122,657,062.19 - Step 5: Solve for x
x = 324,110,122,657,062.19/20,673,305.06 - Step 6: Final answer
x = 15,677,711.99
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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.