Finding the Fourth Proportional to 87,413,764.14, 120,627,832.80 and 48,254,700.11
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Solution
The fourth proportional to 87,413,764.14, 120,627,832.80 and 48,254,700.11 is: 66,589,740.80
Step by Step Solution
- Step 1: Write the proportion equation
87,413,764.14 : 120,627,832.80 = 48,254,700.11 : x - Step 2: Convert to fraction form
87,413,764.14/120,627,832.80 = 48,254,700.11/x - Step 3: Cross multiply
87,413,764.14x = 120,627,832.80 × 48,254,700.11 - Step 4: Simplify right side
87,413,764.14x = 5,820,859,896,261,037 - Step 5: Solve for x
x = 5,820,859,896,261,037/87,413,764.14 - Step 6: Final answer
x = 66,589,740.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.