Finding the Fourth Proportional to 19,414,862.28, 26,792,478.12 and 10,713,028.08
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Solution
The fourth proportional to 19,414,862.28, 26,792,478.12 and 10,713,028.08 is: 14,783,961.19
Step by Step Solution
- Step 1: Write the proportion equation
19,414,862.28 : 26,792,478.12 = 10,713,028.08 : x - Step 2: Convert to fraction form
19,414,862.28/26,792,478.12 = 10,713,028.08/x - Step 3: Cross multiply
19,414,862.28x = 26,792,478.12 × 10,713,028.08 - Step 4: Simplify right side
19,414,862.28x = 287,028,570,432,345.62 - Step 5: Solve for x
x = 287,028,570,432,345.62/19,414,862.28 - Step 6: Final answer
x = 14,783,961.19
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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.