Finding the Fourth Proportional to 19,356,977.47, 26,713,284.48 and 10,536,750.49
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Solution
The fourth proportional to 19,356,977.47, 26,713,284.48 and 10,536,750.49 is: 14,541,072.52
Step by Step Solution
- Step 1: Write the proportion equation
19,356,977.47 : 26,713,284.48 = 10,536,750.49 : x - Step 2: Convert to fraction form
19,356,977.47/26,713,284.48 = 10,536,750.49/x - Step 3: Cross multiply
19,356,977.47x = 26,713,284.48 × 10,536,750.49 - Step 4: Simplify right side
19,356,977.47x = 281,471,213,147,899.22 - Step 5: Solve for x
x = 281,471,213,147,899.22/19,356,977.47 - Step 6: Final answer
x = 14,541,072.52
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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.