Finding the Fourth Proportional to 8,160,305.74, 11,261,315.16 and 4,675,574.36
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Solution
The fourth proportional to 8,160,305.74, 11,261,315.16 and 4,675,574.36 is: 6,452,346.04
Step by Step Solution
- Step 1: Write the proportion equation
8,160,305.74 : 11,261,315.16 = 4,675,574.36 : x - Step 2: Convert to fraction form
8,160,305.74/11,261,315.16 = 4,675,574.36/x - Step 3: Cross multiply
8,160,305.74x = 11,261,315.16 × 4,675,574.36 - Step 4: Simplify right side
8,160,305.74x = 52,653,116,450,128.59 - Step 5: Solve for x
x = 52,653,116,450,128.59/8,160,305.74 - Step 6: Final answer
x = 6,452,346.04
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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.