Finding the Fourth Proportional to 10,387,967.58, 15,582,734.58 and 3,100,851.68
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Solution
The fourth proportional to 10,387,967.58, 15,582,734.58 and 3,100,851.68 is: 4,651,511.32
Step by Step Solution
- Step 1: Write the proportion equation
10,387,967.58 : 15,582,734.58 = 3,100,851.68 : x - Step 2: Convert to fraction form
10,387,967.58/15,582,734.58 = 3,100,851.68/x - Step 3: Cross multiply
10,387,967.58x = 15,582,734.58 × 3,100,851.68 - Step 4: Simplify right side
10,387,967.58x = 48,319,748,751,972.12 - Step 5: Solve for x
x = 48,319,748,751,972.12/10,387,967.58 - Step 6: Final answer
x = 4,651,511.32
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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.