Finding the Fourth Proportional to 27,386,588.96, 37,794,673.68 and 15,163,447.04
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Solution
The fourth proportional to 27,386,588.96, 37,794,673.68 and 15,163,447.04 is: 20,926,210.77
Step by Step Solution
- Step 1: Write the proportion equation
27,386,588.96 : 37,794,673.68 = 15,163,447.04 : x - Step 2: Convert to fraction form
27,386,588.96/37,794,673.68 = 15,163,447.04/x - Step 3: Cross multiply
27,386,588.96x = 37,794,673.68 × 15,163,447.04 - Step 4: Simplify right side
27,386,588.96x = 573,097,532,740,761.88 - Step 5: Solve for x
x = 573,097,532,740,761.88/27,386,588.96 - Step 6: Final answer
x = 20,926,210.77
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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.