Finding the Fourth Proportional to 23,382,040.57, 32,266,711.16 and 12,927,655.08
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Solution
The fourth proportional to 23,382,040.57, 32,266,711.16 and 12,927,655.08 is: 17,839,884.90
Step by Step Solution
- Step 1: Write the proportion equation
23,382,040.57 : 32,266,711.16 = 12,927,655.08 : x - Step 2: Convert to fraction form
23,382,040.57/32,266,711.16 = 12,927,655.08/x - Step 3: Cross multiply
23,382,040.57x = 32,266,711.16 × 12,927,655.08 - Step 4: Simplify right side
23,382,040.57x = 417,132,912,426,307.12 - Step 5: Solve for x
x = 417,132,912,426,307.12/23,382,040.57 - Step 6: Final answer
x = 17,839,884.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.