Finding the Fourth Proportional to 12,044,442.16, 16,621,346.16 and 6,537,813.46
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Solution
The fourth proportional to 12,044,442.16, 16,621,346.16 and 6,537,813.46 is: 9,022,191.25
Step by Step Solution
- Step 1: Write the proportion equation
12,044,442.16 : 16,621,346.16 = 6,537,813.46 : x - Step 2: Convert to fraction form
12,044,442.16/16,621,346.16 = 6,537,813.46/x - Step 3: Cross multiply
12,044,442.16x = 16,621,346.16 × 6,537,813.46 - Step 4: Simplify right side
12,044,442.16x = 108,667,260,648,167.31 - Step 5: Solve for x
x = 108,667,260,648,167.31/12,044,442.16 - Step 6: Final answer
x = 9,022,191.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.