Finding the Fourth Proportional to 38,201,967.56, 57,266,929.02 and 19,014,585.50
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Solution
The fourth proportional to 38,201,967.56, 57,266,929.02 and 19,014,585.50 is: 28,503,948.56
Step by Step Solution
- Step 1: Write the proportion equation
38,201,967.56 : 57,266,929.02 = 19,014,585.50 : x - Step 2: Convert to fraction form
38,201,967.56/57,266,929.02 = 19,014,585.50/x - Step 3: Cross multiply
38,201,967.56x = 57,266,929.02 × 19,014,585.50 - Step 4: Simplify right side
38,201,967.56x = 1,088,906,918,387,693.25 - Step 5: Solve for x
x = 1,088,906,918,387,693.25/38,201,967.56 - Step 6: Final answer
x = 28,503,948.56
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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.