Finding the Fourth Proportional to 10,215,840.26, 15,316,575.14 and 4,745,127
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Solution
The fourth proportional to 10,215,840.26, 15,316,575.14 and 4,745,127 is: 7,114,353.04
Step by Step Solution
- Step 1: Write the proportion equation
10,215,840.26 : 15,316,575.14 = 4,745,127 : x - Step 2: Convert to fraction form
10,215,840.26/15,316,575.14 = 4,745,127/x - Step 3: Cross multiply
10,215,840.26x = 15,316,575.14 × 4,745,127 - Step 4: Simplify right side
10,215,840.26x = 72,679,094,244,342.78 - Step 5: Solve for x
x = 72,679,094,244,342.78/10,215,840.26 - Step 6: Final answer
x = 7,114,353.04
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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.