Finding the Fourth Proportional to 24,442,973.40, 36,664,460.10 and 12,307,747.80
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Solution
The fourth proportional to 24,442,973.40, 36,664,460.10 and 12,307,747.80 is: 18,461,621.70
Step by Step Solution
- Step 1: Write the proportion equation
24,442,973.40 : 36,664,460.10 = 12,307,747.80 : x - Step 2: Convert to fraction form
24,442,973.40/36,664,460.10 = 12,307,747.80/x - Step 3: Cross multiply
24,442,973.40x = 36,664,460.10 × 12,307,747.80 - Step 4: Simplify right side
24,442,973.40x = 451,256,928,133,962.81 - Step 5: Solve for x
x = 451,256,928,133,962.81/24,442,973.40 - Step 6: Final answer
x = 18,461,621.70
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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.