Finding the Fourth Proportional to 48,291,153.70, 72,435,068.43 and 13,747,769.36
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Solution
The fourth proportional to 48,291,153.70, 72,435,068.43 and 13,747,769.36 is: 20,621,180.86
Step by Step Solution
- Step 1: Write the proportion equation
48,291,153.70 : 72,435,068.43 = 13,747,769.36 : x - Step 2: Convert to fraction form
48,291,153.70/72,435,068.43 = 13,747,769.36/x - Step 3: Cross multiply
48,291,153.70x = 72,435,068.43 × 13,747,769.36 - Step 4: Simplify right side
48,291,153.70x = 995,820,614,351,457.38 - Step 5: Solve for x
x = 995,820,614,351,457.38/48,291,153.70 - Step 6: Final answer
x = 20,621,180.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.