Finding the Fourth Proportional to 47,636,363.68, 71,458,807.92 and 18,489,520.32
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Solution
The fourth proportional to 47,636,363.68, 71,458,807.92 and 18,489,520.32 is: 27,735,934.88
Step by Step Solution
- Step 1: Write the proportion equation
47,636,363.68 : 71,458,807.92 = 18,489,520.32 : x - Step 2: Convert to fraction form
47,636,363.68/71,458,807.92 = 18,489,520.32/x - Step 3: Cross multiply
47,636,363.68x = 71,458,807.92 × 18,489,520.32 - Step 4: Simplify right side
47,636,363.68x = 1,321,239,081,079,817 - Step 5: Solve for x
x = 1,321,239,081,079,817/47,636,363.68 - Step 6: Final answer
x = 27,735,934.88
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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.