Finding the Fourth Proportional to 34,176,314.07, 47,163,756.40 and 18,706,066.56
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Solution
The fourth proportional to 34,176,314.07, 47,163,756.40 and 18,706,066.56 is: 25,814,614.31
Step by Step Solution
- Step 1: Write the proportion equation
34,176,314.07 : 47,163,756.40 = 18,706,066.56 : x - Step 2: Convert to fraction form
34,176,314.07/47,163,756.40 = 18,706,066.56/x - Step 3: Cross multiply
34,176,314.07x = 47,163,756.40 × 18,706,066.56 - Step 4: Simplify right side
34,176,314.07x = 882,248,366,391,260.75 - Step 5: Solve for x
x = 882,248,366,391,260.75/34,176,314.07 - Step 6: Final answer
x = 25,814,614.31
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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.