Finding the Fourth Proportional to 54,314,661.36, 74,955,653.10 and 29,536,297.32
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Solution
The fourth proportional to 54,314,661.36, 74,955,653.10 and 29,536,297.32 is: 40,760,862.73
Step by Step Solution
- Step 1: Write the proportion equation
54,314,661.36 : 74,955,653.10 = 29,536,297.32 : x - Step 2: Convert to fraction form
54,314,661.36/74,955,653.10 = 29,536,297.32/x - Step 3: Cross multiply
54,314,661.36x = 74,955,653.10 × 29,536,297.32 - Step 4: Simplify right side
54,314,661.36x = 2,213,912,455,776,379.50 - Step 5: Solve for x
x = 2,213,912,455,776,379.50/54,314,661.36 - Step 6: Final answer
x = 40,760,862.73
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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.