Finding the Fourth Proportional to 17,689,639.68, 26,485,188.84 and 9,035,000.28
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Solution
The fourth proportional to 17,689,639.68, 26,485,188.84 and 9,035,000.28 is: 13,527,335.37
Step by Step Solution
- Step 1: Write the proportion equation
17,689,639.68 : 26,485,188.84 = 9,035,000.28 : x - Step 2: Convert to fraction form
17,689,639.68/26,485,188.84 = 9,035,000.28/x - Step 3: Cross multiply
17,689,639.68x = 26,485,188.84 × 9,035,000.28 - Step 4: Simplify right side
17,689,639.68x = 239,293,688,585,252.84 - Step 5: Solve for x
x = 239,293,688,585,252.84/17,689,639.68 - Step 6: Final answer
x = 13,527,335.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.