Finding the Fourth Proportional to 19,427,304.16, 29,140,556.20 and 6,474,395.26
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Solution
The fourth proportional to 19,427,304.16, 29,140,556.20 and 6,474,395.26 is: 9,711,459.57
Step by Step Solution
- Step 1: Write the proportion equation
19,427,304.16 : 29,140,556.20 = 6,474,395.26 : x - Step 2: Convert to fraction form
19,427,304.16/29,140,556.20 = 6,474,395.26/x - Step 3: Cross multiply
19,427,304.16x = 29,140,556.20 × 6,474,395.26 - Step 4: Simplify right side
19,427,304.16x = 188,667,478,827,779.72 - Step 5: Solve for x
x = 188,667,478,827,779.72/19,427,304.16 - Step 6: Final answer
x = 9,711,459.57
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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.