Finding the Fourth Proportional to 11,259,380.16, 16,882,671.65 and 4,432,256.28
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Solution
The fourth proportional to 11,259,380.16, 16,882,671.65 and 4,432,256.28 is: 6,645,865.61
Step by Step Solution
- Step 1: Write the proportion equation
11,259,380.16 : 16,882,671.65 = 4,432,256.28 : x - Step 2: Convert to fraction form
11,259,380.16/16,882,671.65 = 4,432,256.28/x - Step 3: Cross multiply
11,259,380.16x = 16,882,671.65 × 4,432,256.28 - Step 4: Simplify right side
11,259,380.16x = 74,828,327,421,729.19 - Step 5: Solve for x
x = 74,828,327,421,729.19/11,259,380.16 - Step 6: Final answer
x = 6,645,865.61
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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.