Finding the Fourth Proportional to 53,694,438.63, 80,508,696.04 and 20,866,677.09
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Solution
The fourth proportional to 53,694,438.63, 80,508,696.04 and 20,866,677.09 is: 31,287,206.01
Step by Step Solution
- Step 1: Write the proportion equation
53,694,438.63 : 80,508,696.04 = 20,866,677.09 : x - Step 2: Convert to fraction form
53,694,438.63/80,508,696.04 = 20,866,677.09/x - Step 3: Cross multiply
53,694,438.63x = 80,508,696.04 × 20,866,677.09 - Step 4: Simplify right side
53,694,438.63x = 1,679,948,963,203,641.75 - Step 5: Solve for x
x = 1,679,948,963,203,641.75/53,694,438.63 - Step 6: Final answer
x = 31,287,206.01
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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.