Finding the Fourth Proportional to 33,133,377.91, 49,683,435.67 and 19,304,812.75
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Solution
The fourth proportional to 33,133,377.91, 49,683,435.67 and 19,304,812.75 is: 28,947,529.13
Step by Step Solution
- Step 1: Write the proportion equation
33,133,377.91 : 49,683,435.67 = 19,304,812.75 : x - Step 2: Convert to fraction form
33,133,377.91/49,683,435.67 = 19,304,812.75/x - Step 3: Cross multiply
33,133,377.91x = 49,683,435.67 × 19,304,812.75 - Step 4: Simplify right side
33,133,377.91x = 959,129,422,386,020.88 - Step 5: Solve for x
x = 959,129,422,386,020.88/33,133,377.91 - Step 6: Final answer
x = 28,947,529.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.