Finding the Fourth Proportional to 7,937,901.44, 11,906,637.12 and 2,258,515.84
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Solution
The fourth proportional to 7,937,901.44, 11,906,637.12 and 2,258,515.84 is: 3,387,712.58
Step by Step Solution
- Step 1: Write the proportion equation
7,937,901.44 : 11,906,637.12 = 2,258,515.84 : x - Step 2: Convert to fraction form
7,937,901.44/11,906,637.12 = 2,258,515.84/x - Step 3: Cross multiply
7,937,901.44x = 11,906,637.12 × 2,258,515.84 - Step 4: Simplify right side
7,937,901.44x = 26,891,328,536,651.98 - Step 5: Solve for x
x = 26,891,328,536,651.98/7,937,901.44 - Step 6: Final answer
x = 3,387,712.58
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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.