Finding the Fourth Proportional to 10,432,374.08, 15,646,882.56 and 2,857,568.96
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Solution
The fourth proportional to 10,432,374.08, 15,646,882.56 and 2,857,568.96 is: 4,285,893.66
Step by Step Solution
- Step 1: Write the proportion equation
10,432,374.08 : 15,646,882.56 = 2,857,568.96 : x - Step 2: Convert to fraction form
10,432,374.08/15,646,882.56 = 2,857,568.96/x - Step 3: Cross multiply
10,432,374.08x = 15,646,882.56 × 2,857,568.96 - Step 4: Simplify right side
10,432,374.08x = 44,712,045,924,221.34 - Step 5: Solve for x
x = 44,712,045,924,221.34/10,432,374.08 - Step 6: Final answer
x = 4,285,893.66
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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.