Finding the Fourth Proportional to 39,555,886.16, 59,343,082.68 and 12,260,749.52
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Solution
The fourth proportional to 39,555,886.16, 59,343,082.68 and 12,260,749.52 is: 18,393,992.48
Step by Step Solution
- Step 1: Write the proportion equation
39,555,886.16 : 59,343,082.68 = 12,260,749.52 : x - Step 2: Convert to fraction form
39,555,886.16/59,343,082.68 = 12,260,749.52/x - Step 3: Cross multiply
39,555,886.16x = 59,343,082.68 × 12,260,749.52 - Step 4: Simplify right side
39,555,886.16x = 727,590,672,484,130.25 - Step 5: Solve for x
x = 727,590,672,484,130.25/39,555,886.16 - Step 6: Final answer
x = 18,393,992.48
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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.