Finding the Fourth Proportional to 47,141,621.84, 70,713,953.40 and 13,063,296.08
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Solution
The fourth proportional to 47,141,621.84, 70,713,953.40 and 13,063,296.08 is: 19,595,365.50
Step by Step Solution
- Step 1: Write the proportion equation
47,141,621.84 : 70,713,953.40 = 13,063,296.08 : x - Step 2: Convert to fraction form
47,141,621.84/70,713,953.40 = 13,063,296.08/x - Step 3: Cross multiply
47,141,621.84x = 70,713,953.40 × 13,063,296.08 - Step 4: Simplify right side
47,141,621.84x = 923,757,310,251,522.75 - Step 5: Solve for x
x = 923,757,310,251,522.75/47,141,621.84 - Step 6: Final answer
x = 19,595,365.50
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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.