Finding the Fourth Proportional to 13,760,320.72, 20,639,955.48 and 4,175,312.08
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Solution
The fourth proportional to 13,760,320.72, 20,639,955.48 and 4,175,312.08 is: 6,262,808.64
Step by Step Solution
- Step 1: Write the proportion equation
13,760,320.72 : 20,639,955.48 = 4,175,312.08 : x - Step 2: Convert to fraction form
13,760,320.72/20,639,955.48 = 4,175,312.08/x - Step 3: Cross multiply
13,760,320.72x = 20,639,955.48 × 4,175,312.08 - Step 4: Simplify right side
13,760,320.72x = 86,178,255,446,306.20 - Step 5: Solve for x
x = 86,178,255,446,306.20/13,760,320.72 - Step 6: Final answer
x = 6,262,808.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.