Finding the Fourth Proportional to 17,937,972.05, 24,754,394.81 and 9,789,210.05
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Solution
The fourth proportional to 17,937,972.05, 24,754,394.81 and 9,789,210.05 is: 13,509,106.26
Step by Step Solution
- Step 1: Write the proportion equation
17,937,972.05 : 24,754,394.81 = 9,789,210.05 : x - Step 2: Convert to fraction form
17,937,972.05/24,754,394.81 = 9,789,210.05/x - Step 3: Cross multiply
17,937,972.05x = 24,754,394.81 × 9,789,210.05 - Step 4: Simplify right side
17,937,972.05x = 242,325,970,356,420.88 - Step 5: Solve for x
x = 242,325,970,356,420.88/17,937,972.05 - Step 6: Final answer
x = 13,509,106.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.