Finding the Fourth Proportional to 10,977,099.28, 16,464,154.21 and 2,889,397.64
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Solution
The fourth proportional to 10,977,099.28, 16,464,154.21 and 2,889,397.64 is: 4,333,703.02
Step by Step Solution
- Step 1: Write the proportion equation
10,977,099.28 : 16,464,154.21 = 2,889,397.64 : x - Step 2: Convert to fraction form
10,977,099.28/16,464,154.21 = 2,889,397.64/x - Step 3: Cross multiply
10,977,099.28x = 16,464,154.21 × 2,889,397.64 - Step 4: Simplify right side
10,977,099.28x = 47,571,488,318,970.07 - Step 5: Solve for x
x = 47,571,488,318,970.07/10,977,099.28 - Step 6: Final answer
x = 4,333,703.02
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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.