Finding the Fourth Proportional to 14,000,281.08, 19,324,658.08 and 8,121,400.94
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Solution
The fourth proportional to 14,000,281.08, 19,324,658.08 and 8,121,400.94 is: 11,210,010.38
Step by Step Solution
- Step 1: Write the proportion equation
14,000,281.08 : 19,324,658.08 = 8,121,400.94 : x - Step 2: Convert to fraction form
14,000,281.08/19,324,658.08 = 8,121,400.94/x - Step 3: Cross multiply
14,000,281.08x = 19,324,658.08 × 8,121,400.94 - Step 4: Simplify right side
14,000,281.08x = 156,943,296,296,090.59 - Step 5: Solve for x
x = 156,943,296,296,090.59/14,000,281.08 - Step 6: Final answer
x = 11,210,010.38
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1.5x scale
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.