Finding the Fourth Proportional to 16,402,569.36, 22,438,831.08 and 16,333,482.84
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Solution
The fourth proportional to 16,402,569.36, 22,438,831.08 and 16,333,482.84 is: 22,344,320.23
Step by Step Solution
- Step 1: Write the proportion equation
16,402,569.36 : 22,438,831.08 = 16,333,482.84 : x - Step 2: Convert to fraction form
16,402,569.36/22,438,831.08 = 16,333,482.84/x - Step 3: Cross multiply
16,402,569.36x = 22,438,831.08 × 16,333,482.84 - Step 4: Simplify right side
16,402,569.36x = 366,504,262,394,838.62 - Step 5: Solve for x
x = 366,504,262,394,838.62/16,402,569.36 - Step 6: Final answer
x = 22,344,320.23
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.