Finding the Fourth Proportional to 39,608,382.12, 59,400,269.26 and 19,125,366.60
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Solution
The fourth proportional to 39,608,382.12, 59,400,269.26 and 19,125,366.60 is: 28,682,108.81
Step by Step Solution
- Step 1: Write the proportion equation
39,608,382.12 : 59,400,269.26 = 19,125,366.60 : x - Step 2: Convert to fraction form
39,608,382.12/59,400,269.26 = 19,125,366.60/x - Step 3: Cross multiply
39,608,382.12x = 59,400,269.26 × 19,125,366.60 - Step 4: Simplify right side
39,608,382.12x = 1,136,051,925,736,210.75 - Step 5: Solve for x
x = 1,136,051,925,736,210.75/39,608,382.12 - Step 6: Final answer
x = 28,682,108.81
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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.