Finding the Fourth Proportional to 52,266,454.29, 78,399,540.90 and 19,476,276.68
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Solution
The fourth proportional to 52,266,454.29, 78,399,540.90 and 19,476,276.68 is: 29,214,362.66
Step by Step Solution
- Step 1: Write the proportion equation
52,266,454.29 : 78,399,540.90 = 19,476,276.68 : x - Step 2: Convert to fraction form
52,266,454.29/78,399,540.90 = 19,476,276.68/x - Step 3: Cross multiply
52,266,454.29x = 78,399,540.90 × 19,476,276.68 - Step 4: Simplify right side
52,266,454.29x = 1,526,931,150,349,375.25 - Step 5: Solve for x
x = 1,526,931,150,349,375.25/52,266,454.29 - Step 6: Final answer
x = 29,214,362.66
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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.