Finding the Fourth Proportional to 11,562,920.80, 17,326,366.80 and 4,370,531.20
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Solution
The fourth proportional to 11,562,920.80, 17,326,366.80 and 4,370,531.20 is: 6,548,987.75
Step by Step Solution
- Step 1: Write the proportion equation
11,562,920.80 : 17,326,366.80 = 4,370,531.20 : x - Step 2: Convert to fraction form
11,562,920.80/17,326,366.80 = 4,370,531.20/x - Step 3: Cross multiply
11,562,920.80x = 17,326,366.80 × 4,370,531.20 - Step 4: Simplify right side
11,562,920.80x = 75,725,426,682,044.17 - Step 5: Solve for x
x = 75,725,426,682,044.17/11,562,920.80 - Step 6: Final answer
x = 6,548,987.75
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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.