Finding the Fourth Proportional to 16,008,282.99, 22,091,437.35 and 8,666,115.93
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Solution
The fourth proportional to 16,008,282.99, 22,091,437.35 and 8,666,115.93 is: 11,959,243.68
Step by Step Solution
- Step 1: Write the proportion equation
16,008,282.99 : 22,091,437.35 = 8,666,115.93 : x - Step 2: Convert to fraction form
16,008,282.99/22,091,437.35 = 8,666,115.93/x - Step 3: Cross multiply
16,008,282.99x = 22,091,437.35 × 8,666,115.93 - Step 4: Simplify right side
16,008,282.99x = 191,446,957,135,432 - Step 5: Solve for x
x = 191,446,957,135,432/16,008,282.99 - Step 6: Final answer
x = 11,959,243.68
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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.