Finding the Fourth Proportional to 9,861,154.11, 14,791,731.21 and 2,672,688.02
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Solution
The fourth proportional to 9,861,154.11, 14,791,731.21 and 2,672,688.02 is: 4,009,032.03
Step by Step Solution
- Step 1: Write the proportion equation
9,861,154.11 : 14,791,731.21 = 2,672,688.02 : x - Step 2: Convert to fraction form
9,861,154.11/14,791,731.21 = 2,672,688.02/x - Step 3: Cross multiply
9,861,154.11x = 14,791,731.21 × 2,672,688.02 - Step 4: Simplify right side
9,861,154.11x = 39,533,682,712,705.01 - Step 5: Solve for x
x = 39,533,682,712,705.01/9,861,154.11 - Step 6: Final answer
x = 4,009,032.03
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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.