Finding the Fourth Proportional to 13,051,115.64, 19,556,553.02 and 6,986,652.12
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Solution
The fourth proportional to 13,051,115.64, 19,556,553.02 and 6,986,652.12 is: 10,469,207.11
Step by Step Solution
- Step 1: Write the proportion equation
13,051,115.64 : 19,556,553.02 = 6,986,652.12 : x - Step 2: Convert to fraction form
13,051,115.64/19,556,553.02 = 6,986,652.12/x - Step 3: Cross multiply
13,051,115.64x = 19,556,553.02 × 6,986,652.12 - Step 4: Simplify right side
13,051,115.64x = 136,634,832,617,075.41 - Step 5: Solve for x
x = 136,634,832,617,075.41/13,051,115.64 - Step 6: Final answer
x = 10,469,207.11
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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.