Finding the Fourth Proportional to 19,202,329.53, 26,497,854 and 10,942,128.95
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Solution
The fourth proportional to 19,202,329.53, 26,497,854 and 10,942,128.95 is: 15,099,362.54
Step by Step Solution
- Step 1: Write the proportion equation
19,202,329.53 : 26,497,854 = 10,942,128.95 : x - Step 2: Convert to fraction form
19,202,329.53/26,497,854 = 10,942,128.95/x - Step 3: Cross multiply
19,202,329.53x = 26,497,854 × 10,942,128.95 - Step 4: Simplify right side
19,202,329.53x = 289,942,935,233,784.06 - Step 5: Solve for x
x = 289,942,935,233,784.06/19,202,329.53 - Step 6: Final answer
x = 15,099,362.54
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1.5x scale
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.