Finding the Fourth Proportional to 23,700,188.67, 32,708,920.41 and 13,387,576.11
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Solution
The fourth proportional to 23,700,188.67, 32,708,920.41 and 13,387,576.11 is: 18,476,357.62
Step by Step Solution
- Step 1: Write the proportion equation
23,700,188.67 : 32,708,920.41 = 13,387,576.11 : x - Step 2: Convert to fraction form
23,700,188.67/32,708,920.41 = 13,387,576.11/x - Step 3: Cross multiply
23,700,188.67x = 32,708,920.41 × 13,387,576.11 - Step 4: Simplify right side
23,700,188.67x = 437,893,161,464,807.38 - Step 5: Solve for x
x = 437,893,161,464,807.38/23,700,188.67 - Step 6: Final answer
x = 18,476,357.62
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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.