Finding the Fourth Proportional to 27,308,246.12, 37,685,935.18 and 14,919,141.99
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Solution
The fourth proportional to 27,308,246.12, 37,685,935.18 and 14,919,141.99 is: 20,588,719.44
Step by Step Solution
- Step 1: Write the proportion equation
27,308,246.12 : 37,685,935.18 = 14,919,141.99 : x - Step 2: Convert to fraction form
27,308,246.12/37,685,935.18 = 14,919,141.99/x - Step 3: Cross multiply
27,308,246.12x = 37,685,935.18 × 14,919,141.99 - Step 4: Simplify right side
27,308,246.12x = 562,241,817,787,926.50 - Step 5: Solve for x
x = 562,241,817,787,926.50/27,308,246.12 - Step 6: Final answer
x = 20,588,719.44
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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.