Finding the Fourth Proportional to 48,151,457.72, 72,247,447.36 and 29,970,858.68
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Solution
The fourth proportional to 48,151,457.72, 72,247,447.36 and 29,970,858.68 is: 44,968,898.91
Step by Step Solution
- Step 1: Write the proportion equation
48,151,457.72 : 72,247,447.36 = 29,970,858.68 : x - Step 2: Convert to fraction form
48,151,457.72/72,247,447.36 = 29,970,858.68/x - Step 3: Cross multiply
48,151,457.72x = 72,247,447.36 × 29,970,858.68 - Step 4: Simplify right side
48,151,457.72x = 2,165,318,034,817,299 - Step 5: Solve for x
x = 2,165,318,034,817,299/48,151,457.72 - Step 6: Final answer
x = 44,968,898.91
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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.