Finding the Fourth Proportional to 24,731,913.81, 34,130,588.04 and 13,718,304.75
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Solution
The fourth proportional to 24,731,913.81, 34,130,588.04 and 13,718,304.75 is: 18,931,563.96
Step by Step Solution
- Step 1: Write the proportion equation
24,731,913.81 : 34,130,588.04 = 13,718,304.75 : x - Step 2: Convert to fraction form
24,731,913.81/34,130,588.04 = 13,718,304.75/x - Step 3: Cross multiply
24,731,913.81x = 34,130,588.04 × 13,718,304.75 - Step 4: Simplify right side
24,731,913.81x = 468,213,808,029,425.19 - Step 5: Solve for x
x = 468,213,808,029,425.19/24,731,913.81 - Step 6: Final answer
x = 18,931,563.96
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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.