Finding the Fourth Proportional to 7,852,566.80, 11,778,997.75 and 2,461,097.99
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Solution
The fourth proportional to 7,852,566.80, 11,778,997.75 and 2,461,097.99 is: 3,691,693.22
Step by Step Solution
- Step 1: Write the proportion equation
7,852,566.80 : 11,778,997.75 = 2,461,097.99 : x - Step 2: Convert to fraction form
7,852,566.80/11,778,997.75 = 2,461,097.99/x - Step 3: Cross multiply
7,852,566.80x = 11,778,997.75 × 2,461,097.99 - Step 4: Simplify right side
7,852,566.80x = 28,989,267,621,691.79 - Step 5: Solve for x
x = 28,989,267,621,691.79/7,852,566.80 - Step 6: Final answer
x = 3,691,693.22
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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.