Finding the Fourth Proportional to 56,155,959.16, 84,178,137.40 and 39,080,759.88
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Solution
The fourth proportional to 56,155,959.16, 84,178,137.40 and 39,080,759.88 is: 58,582,305.85
Step by Step Solution
- Step 1: Write the proportion equation
56,155,959.16 : 84,178,137.40 = 39,080,759.88 : x - Step 2: Convert to fraction form
56,155,959.16/84,178,137.40 = 39,080,759.88/x - Step 3: Cross multiply
56,155,959.16x = 84,178,137.40 × 39,080,759.88 - Step 4: Simplify right side
56,155,959.16x = 3,289,745,574,875,048 - Step 5: Solve for x
x = 3,289,745,574,875,048/56,155,959.16 - Step 6: Final answer
x = 58,582,305.85
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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.