Finding the Fourth Proportional to 87,027,885.99, 130,496,905.53 and 25,609,062.87
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Solution
The fourth proportional to 87,027,885.99, 130,496,905.53 and 25,609,062.87 is: 38,400,375.01
Step by Step Solution
- Step 1: Write the proportion equation
87,027,885.99 : 130,496,905.53 = 25,609,062.87 : x - Step 2: Convert to fraction form
87,027,885.99/130,496,905.53 = 25,609,062.87/x - Step 3: Cross multiply
87,027,885.99x = 130,496,905.53 × 25,609,062.87 - Step 4: Simplify right side
87,027,885.99x = 3,341,903,458,058,221 - Step 5: Solve for x
x = 3,341,903,458,058,221/87,027,885.99 - Step 6: Final answer
x = 38,400,375.01
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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.