Finding the Fourth Proportional to 6,455,987.26, 8,907,252.42 and 3,664,646.26
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Solution
The fourth proportional to 6,455,987.26, 8,907,252.42 and 3,664,646.26 is: 5,056,070.89
Step by Step Solution
- Step 1: Write the proportion equation
6,455,987.26 : 8,907,252.42 = 3,664,646.26 : x - Step 2: Convert to fraction form
6,455,987.26/8,907,252.42 = 3,664,646.26/x - Step 3: Cross multiply
6,455,987.26x = 8,907,252.42 × 3,664,646.26 - Step 4: Simplify right side
6,455,987.26x = 32,641,929,267,828.95 - Step 5: Solve for x
x = 32,641,929,267,828.95/6,455,987.26 - Step 6: Final answer
x = 5,056,070.89
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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.