Finding the Fourth Proportional to 53,367,797.88, 73,647,624.06 and 28,921,511.88
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Solution
The fourth proportional to 53,367,797.88, 73,647,624.06 and 28,921,511.88 is: 39,911,720.53
Step by Step Solution
- Step 1: Write the proportion equation
53,367,797.88 : 73,647,624.06 = 28,921,511.88 : x - Step 2: Convert to fraction form
53,367,797.88/73,647,624.06 = 28,921,511.88/x - Step 3: Cross multiply
53,367,797.88x = 73,647,624.06 × 28,921,511.88 - Step 4: Simplify right side
53,367,797.88x = 2,130,000,634,185,063.75 - Step 5: Solve for x
x = 2,130,000,634,185,063.75/53,367,797.88 - Step 6: Final answer
x = 39,911,720.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.