Finding the Fourth Proportional to 34,539,097.17, 47,668,134.12 and 19,658,039.49
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Solution
The fourth proportional to 34,539,097.17, 47,668,134.12 and 19,658,039.49 is: 27,130,473.57
Step by Step Solution
- Step 1: Write the proportion equation
34,539,097.17 : 47,668,134.12 = 19,658,039.49 : x - Step 2: Convert to fraction form
34,539,097.17/47,668,134.12 = 19,658,039.49/x - Step 3: Cross multiply
34,539,097.17x = 47,668,134.12 × 19,658,039.49 - Step 4: Simplify right side
34,539,097.17x = 937,062,062,945,576.25 - Step 5: Solve for x
x = 937,062,062,945,576.25/34,539,097.17 - Step 6: Final answer
x = 27,130,473.57
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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.