Finding the Fourth Proportional to 19,983,090.07, 27,576,890.04 and 11,723,293.18
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Solution
The fourth proportional to 19,983,090.07, 27,576,890.04 and 11,723,293.18 is: 16,178,277.02
Step by Step Solution
- Step 1: Write the proportion equation
19,983,090.07 : 27,576,890.04 = 11,723,293.18 : x - Step 2: Convert to fraction form
19,983,090.07/27,576,890.04 = 11,723,293.18/x - Step 3: Cross multiply
19,983,090.07x = 27,576,890.04 × 11,723,293.18 - Step 4: Simplify right side
19,983,090.07x = 323,291,966,931,541.94 - Step 5: Solve for x
x = 323,291,966,931,541.94/19,983,090.07 - Step 6: Final answer
x = 16,178,277.02
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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.