Finding the Fourth Proportional to 49,347,955.08, 74,028,798.41 and 20,587,475.30
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Solution
The fourth proportional to 49,347,955.08, 74,028,798.41 and 20,587,475.30 is: 30,884,077.28
Step by Step Solution
- Step 1: Write the proportion equation
49,347,955.08 : 74,028,798.41 = 20,587,475.30 : x - Step 2: Convert to fraction form
49,347,955.08/74,028,798.41 = 20,587,475.30/x - Step 3: Cross multiply
49,347,955.08x = 74,028,798.41 × 20,587,475.30 - Step 4: Simplify right side
49,347,955.08x = 1,524,066,058,281,473 - Step 5: Solve for x
x = 1,524,066,058,281,473/49,347,955.08 - Step 6: Final answer
x = 30,884,077.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.