Finding the Fourth Proportional to 84,258,002.88, 126,182,691.36 and 58,277,388.96
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Solution
The fourth proportional to 84,258,002.88, 126,182,691.36 and 58,277,388.96 is: 87,274,769.55
Step by Step Solution
- Step 1: Write the proportion equation
84,258,002.88 : 126,182,691.36 = 58,277,388.96 : x - Step 2: Convert to fraction form
84,258,002.88/126,182,691.36 = 58,277,388.96/x - Step 3: Cross multiply
84,258,002.88x = 126,182,691.36 × 58,277,388.96 - Step 4: Simplify right side
84,258,002.88x = 7,353,597,784,406,351 - Step 5: Solve for x
x = 7,353,597,784,406,351/84,258,002.88 - Step 6: Final answer
x = 87,274,769.55
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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.