Finding the Fourth Proportional to 39,651,264.23, 54,719,688.14 and 22,248,896.55
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Solution
The fourth proportional to 39,651,264.23, 54,719,688.14 and 22,248,896.55 is: 30,704,006.65
Step by Step Solution
- Step 1: Write the proportion equation
39,651,264.23 : 54,719,688.14 = 22,248,896.55 : x - Step 2: Convert to fraction form
39,651,264.23/54,719,688.14 = 22,248,896.55/x - Step 3: Cross multiply
39,651,264.23x = 54,719,688.14 × 22,248,896.55 - Step 4: Simplify right side
39,651,264.23x = 1,217,452,680,442,112 - Step 5: Solve for x
x = 1,217,452,680,442,112/39,651,264.23 - Step 6: Final answer
x = 30,704,006.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.