Finding the Fourth Proportional to 14,370,685.16, 21,548,052.48 and 4,780,828.68
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Solution
The fourth proportional to 14,370,685.16, 21,548,052.48 and 4,780,828.68 is: 7,168,589.82
Step by Step Solution
- Step 1: Write the proportion equation
14,370,685.16 : 21,548,052.48 = 4,780,828.68 : x - Step 2: Convert to fraction form
14,370,685.16/21,548,052.48 = 4,780,828.68/x - Step 3: Cross multiply
14,370,685.16x = 21,548,052.48 × 4,780,828.68 - Step 4: Simplify right side
14,370,685.16x = 103,017,547,294,529.12 - Step 5: Solve for x
x = 103,017,547,294,529.12/14,370,685.16 - Step 6: Final answer
x = 7,168,589.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.