Finding the Fourth Proportional to 30,884,866.60, 46,327,649.84 and 9,319,676.08
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Solution
The fourth proportional to 30,884,866.60, 46,327,649.84 and 9,319,676.08 is: 13,979,619.72
Step by Step Solution
- Step 1: Write the proportion equation
30,884,866.60 : 46,327,649.84 = 9,319,676.08 : x - Step 2: Convert to fraction form
30,884,866.60/46,327,649.84 = 9,319,676.08/x - Step 3: Cross multiply
30,884,866.60x = 46,327,649.84 × 9,319,676.08 - Step 4: Simplify right side
30,884,866.60x = 431,758,690,056,463.88 - Step 5: Solve for x
x = 431,758,690,056,463.88/30,884,866.60 - Step 6: Final answer
x = 13,979,619.72
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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.