Finding the Fourth Proportional to 11,009,968.65, 16,514,952.99 and 11,009,968.65
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Solution
The fourth proportional to 11,009,968.65, 16,514,952.99 and 11,009,968.65 is: 16,514,952.99
Step by Step Solution
- Step 1: Write the proportion equation
11,009,968.65 : 16,514,952.99 = 11,009,968.65 : x - Step 2: Convert to fraction form
11,009,968.65/16,514,952.99 = 11,009,968.65/x - Step 3: Cross multiply
11,009,968.65x = 16,514,952.99 × 11,009,968.65 - Step 4: Simplify right side
11,009,968.65x = 181,829,114,676,123.78 - Step 5: Solve for x
x = 181,829,114,676,123.78/11,009,968.65 - Step 6: Final answer
x = 16,514,952.99
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1.5x scale
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.