Finding the Fourth Proportional to 51,166,983.36, 70,610,468.64 and 27,962,110.08
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Solution
The fourth proportional to 51,166,983.36, 70,610,468.64 and 27,962,110.08 is: 38,587,729.18
Step by Step Solution
- Step 1: Write the proportion equation
51,166,983.36 : 70,610,468.64 = 27,962,110.08 : x - Step 2: Convert to fraction form
51,166,983.36/70,610,468.64 = 27,962,110.08/x - Step 3: Cross multiply
51,166,983.36x = 70,610,468.64 × 27,962,110.08 - Step 4: Simplify right side
51,166,983.36x = 1,974,417,696,912,067.75 - Step 5: Solve for x
x = 1,974,417,696,912,067.75/51,166,983.36 - Step 6: Final answer
x = 38,587,729.18
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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.