Finding the Fourth Proportional to 27,030,828.27, 37,303,475.36 and 14,807,686.35
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Solution
The fourth proportional to 27,030,828.27, 37,303,475.36 and 14,807,686.35 is: 20,435,117.91
Step by Step Solution
- Step 1: Write the proportion equation
27,030,828.27 : 37,303,475.36 = 14,807,686.35 : x - Step 2: Convert to fraction form
27,030,828.27/37,303,475.36 = 14,807,686.35/x - Step 3: Cross multiply
27,030,828.27x = 37,303,475.36 × 14,807,686.35 - Step 4: Simplify right side
27,030,828.27x = 552,378,162,821,794.81 - Step 5: Solve for x
x = 552,378,162,821,794.81/27,030,828.27 - Step 6: Final answer
x = 20,435,117.91
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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.