Finding the Fourth Proportional to 38,572,063.68, 57,851,442.18 and 10,907,913.36
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Solution
The fourth proportional to 38,572,063.68, 57,851,442.18 and 10,907,913.36 is: 16,359,988.52
Step by Step Solution
- Step 1: Write the proportion equation
38,572,063.68 : 57,851,442.18 = 10,907,913.36 : x - Step 2: Convert to fraction form
38,572,063.68/57,851,442.18 = 10,907,913.36/x - Step 3: Cross multiply
38,572,063.68x = 57,851,442.18 × 10,907,913.36 - Step 4: Simplify right side
38,572,063.68x = 631,038,519,050,489.50 - Step 5: Solve for x
x = 631,038,519,050,489.50/38,572,063.68 - Step 6: Final answer
x = 16,359,988.52
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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.