Finding the Fourth Proportional to 93,104,682.51, 128,488,448.13 and 51,851,574.75
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Solution
The fourth proportional to 93,104,682.51, 128,488,448.13 and 51,851,574.75 is: 71,557,393.17
Step by Step Solution
- Step 1: Write the proportion equation
93,104,682.51 : 128,488,448.13 = 51,851,574.75 : x - Step 2: Convert to fraction form
93,104,682.51/128,488,448.13 = 51,851,574.75/x - Step 3: Cross multiply
93,104,682.51x = 128,488,448.13 × 51,851,574.75 - Step 4: Simplify right side
93,104,682.51x = 6,662,328,372,724,192 - Step 5: Solve for x
x = 6,662,328,372,724,192/93,104,682.51 - Step 6: Final answer
x = 71,557,393.17
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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.