Finding the Fourth Proportional to 11,214,732.36, 16,822,098.54 and 3,539,155.12
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Solution
The fourth proportional to 11,214,732.36, 16,822,098.54 and 3,539,155.12 is: 5,308,732.68
Step by Step Solution
- Step 1: Write the proportion equation
11,214,732.36 : 16,822,098.54 = 3,539,155.12 : x - Step 2: Convert to fraction form
11,214,732.36/16,822,098.54 = 3,539,155.12/x - Step 3: Cross multiply
11,214,732.36x = 16,822,098.54 × 3,539,155.12 - Step 4: Simplify right side
11,214,732.36x = 59,536,016,176,985.52 - Step 5: Solve for x
x = 59,536,016,176,985.52/11,214,732.36 - Step 6: Final answer
x = 5,308,732.68
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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.