Finding the Fourth Proportional to 19,984,785.08, 27,567,491.58 and 12,031,790.96
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Solution
The fourth proportional to 19,984,785.08, 27,567,491.58 and 12,031,790.96 is: 16,596,940.85
Step by Step Solution
- Step 1: Write the proportion equation
19,984,785.08 : 27,567,491.58 = 12,031,790.96 : x - Step 2: Convert to fraction form
19,984,785.08/27,567,491.58 = 12,031,790.96/x - Step 3: Cross multiply
19,984,785.08x = 27,567,491.58 × 12,031,790.96 - Step 4: Simplify right side
19,984,785.08x = 331,686,295,844,282.62 - Step 5: Solve for x
x = 331,686,295,844,282.62/19,984,785.08 - Step 6: Final answer
x = 16,596,940.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.