Finding the Fourth Proportional to 7,852,564.17, 11,778,993.81 and 2,461,095.36
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Solution
The fourth proportional to 7,852,564.17, 11,778,993.81 and 2,461,095.36 is: 3,691,689.29
Step by Step Solution
- Step 1: Write the proportion equation
7,852,564.17 : 11,778,993.81 = 2,461,095.36 : x - Step 2: Convert to fraction form
7,852,564.17/11,778,993.81 = 2,461,095.36/x - Step 3: Cross multiply
7,852,564.17x = 11,778,993.81 × 2,461,095.36 - Step 4: Simplify right side
7,852,564.17x = 28,989,227,011,259.72 - Step 5: Solve for x
x = 28,989,227,011,259.72/7,852,564.17 - Step 6: Final answer
x = 3,691,689.29
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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.