Finding the Fourth Proportional to 36,175,681.91, 49,922,625.66 and 19,655,848.65
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Solution
The fourth proportional to 36,175,681.91, 49,922,625.66 and 19,655,848.65 is: 27,125,171.45
Step by Step Solution
- Step 1: Write the proportion equation
36,175,681.91 : 49,922,625.66 = 19,655,848.65 : x - Step 2: Convert to fraction form
36,175,681.91/49,922,625.66 = 19,655,848.65/x - Step 3: Cross multiply
36,175,681.91x = 49,922,625.66 × 19,655,848.65 - Step 4: Simplify right side
36,175,681.91x = 981,271,574,126,816.25 - Step 5: Solve for x
x = 981,271,574,126,816.25/36,175,681.91 - Step 6: Final answer
x = 27,125,171.45
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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.