Finding the Fourth Proportional to 21,437,152.07, 32,137,652.48 and 9,297,472.28
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Solution
The fourth proportional to 21,437,152.07, 32,137,652.48 and 9,297,472.28 is: 13,938,368.86
Step by Step Solution
- Step 1: Write the proportion equation
21,437,152.07 : 32,137,652.48 = 9,297,472.28 : x - Step 2: Convert to fraction form
21,437,152.07/32,137,652.48 = 9,297,472.28/x - Step 3: Cross multiply
21,437,152.07x = 32,137,652.48 × 9,297,472.28 - Step 4: Simplify right side
21,437,152.07x = 298,798,932,869,897.69 - Step 5: Solve for x
x = 298,798,932,869,897.69/21,437,152.07 - Step 6: Final answer
x = 13,938,368.86
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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.