Finding the Fourth Proportional to 54,652,679.97, 81,993,377.22 and 19,641,328.68
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Solution
The fourth proportional to 54,652,679.97, 81,993,377.22 and 19,641,328.68 is: 29,467,152.80
Step by Step Solution
- Step 1: Write the proportion equation
54,652,679.97 : 81,993,377.22 = 19,641,328.68 : x - Step 2: Convert to fraction form
54,652,679.97/81,993,377.22 = 19,641,328.68/x - Step 3: Cross multiply
54,652,679.97x = 81,993,377.22 × 19,641,328.68 - Step 4: Simplify right side
54,652,679.97x = 1,610,458,871,561,244.50 - Step 5: Solve for x
x = 1,610,458,871,561,244.50/54,652,679.97 - Step 6: Final answer
x = 29,467,152.80
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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.