Finding the Fourth Proportional to 19,562,420.28, 26,995,614.12 and 11,726,359.14
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Solution
The fourth proportional to 19,562,420.28, 26,995,614.12 and 11,726,359.14 is: 16,182,060.39
Step by Step Solution
- Step 1: Write the proportion equation
19,562,420.28 : 26,995,614.12 = 11,726,359.14 : x - Step 2: Convert to fraction form
19,562,420.28/26,995,614.12 = 11,726,359.14/x - Step 3: Cross multiply
19,562,420.28x = 26,995,614.12 × 11,726,359.14 - Step 4: Simplify right side
19,562,420.28x = 316,560,266,375,975.06 - Step 5: Solve for x
x = 316,560,266,375,975.06/19,562,420.28 - Step 6: Final answer
x = 16,182,060.39
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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.