Finding the Fourth Proportional to 16,659,389.76, 24,991,106.76 and 4,692,125.76
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Solution
The fourth proportional to 16,659,389.76, 24,991,106.76 and 4,692,125.76 is: 7,038,758.17
Step by Step Solution
- Step 1: Write the proportion equation
16,659,389.76 : 24,991,106.76 = 4,692,125.76 : x - Step 2: Convert to fraction form
16,659,389.76/24,991,106.76 = 4,692,125.76/x - Step 3: Cross multiply
16,659,389.76x = 24,991,106.76 × 4,692,125.76 - Step 4: Simplify right side
16,659,389.76x = 117,261,415,799,506.14 - Step 5: Solve for x
x = 117,261,415,799,506.14/16,659,389.76 - Step 6: Final answer
x = 7,038,758.17
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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.