Finding the Fourth Proportional to 55,113,718.19, 82,672,367.81 and 16,248,911.09
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Solution
The fourth proportional to 55,113,718.19, 82,672,367.81 and 16,248,911.09 is: 24,373,894.52
Step by Step Solution
- Step 1: Write the proportion equation
55,113,718.19 : 82,672,367.81 = 16,248,911.09 : x - Step 2: Convert to fraction form
55,113,718.19/82,672,367.81 = 16,248,911.09/x - Step 3: Cross multiply
55,113,718.19x = 82,672,367.81 × 16,248,911.09 - Step 4: Simplify right side
55,113,718.19x = 1,343,335,953,980,194.25 - Step 5: Solve for x
x = 1,343,335,953,980,194.25/55,113,718.19 - Step 6: Final answer
x = 24,373,894.52
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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.