Finding the Fourth Proportional to 32,372,237.40, 48,517,021.80 and 13,181,312.40
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Solution
The fourth proportional to 32,372,237.40, 48,517,021.80 and 13,181,312.40 is: 19,755,138.12
Step by Step Solution
- Step 1: Write the proportion equation
32,372,237.40 : 48,517,021.80 = 13,181,312.40 : x - Step 2: Convert to fraction form
32,372,237.40/48,517,021.80 = 13,181,312.40/x - Step 3: Cross multiply
32,372,237.40x = 48,517,021.80 × 13,181,312.40 - Step 4: Simplify right side
32,372,237.40x = 639,518,021,063,410.25 - Step 5: Solve for x
x = 639,518,021,063,410.25/32,372,237.40 - Step 6: Final answer
x = 19,755,138.12
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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.