Finding the Fourth Proportional to 17,609,101.60, 26,413,652.40 and 4,829,585.80
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Solution
The fourth proportional to 17,609,101.60, 26,413,652.40 and 4,829,585.80 is: 7,244,378.70
Step by Step Solution
- Step 1: Write the proportion equation
17,609,101.60 : 26,413,652.40 = 4,829,585.80 : x - Step 2: Convert to fraction form
17,609,101.60/26,413,652.40 = 4,829,585.80/x - Step 3: Cross multiply
17,609,101.60x = 26,413,652.40 × 4,829,585.80 - Step 4: Simplify right side
17,609,101.60x = 127,567,000,557,175.91 - Step 5: Solve for x
x = 127,567,000,557,175.91/17,609,101.60 - Step 6: Final answer
x = 7,244,378.70
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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.