Finding the Fourth Proportional to 51,479,293.08, 71,024,138.95 and 29,149,226.87
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Solution
The fourth proportional to 51,479,293.08, 71,024,138.95 and 29,149,226.87 is: 40,216,145.48
Step by Step Solution
- Step 1: Write the proportion equation
51,479,293.08 : 71,024,138.95 = 29,149,226.87 : x - Step 2: Convert to fraction form
51,479,293.08/71,024,138.95 = 29,149,226.87/x - Step 3: Cross multiply
51,479,293.08x = 71,024,138.95 × 29,149,226.87 - Step 4: Simplify right side
51,479,293.08x = 2,070,298,739,643,848.50 - Step 5: Solve for x
x = 2,070,298,739,643,848.50/51,479,293.08 - Step 6: Final answer
x = 40,216,145.48
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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.