Finding the Fourth Proportional to 48,936,103.98, 67,536,126.99 and 26,913,483.78
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Solution
The fourth proportional to 48,936,103.98, 67,536,126.99 and 26,913,483.78 is: 37,142,974.42
Step by Step Solution
- Step 1: Write the proportion equation
48,936,103.98 : 67,536,126.99 = 26,913,483.78 : x - Step 2: Convert to fraction form
48,936,103.98/67,536,126.99 = 26,913,483.78/x - Step 3: Cross multiply
48,936,103.98x = 67,536,126.99 × 26,913,483.78 - Step 4: Simplify right side
48,936,103.98x = 1,817,632,458,309,385.25 - Step 5: Solve for x
x = 1,817,632,458,309,385.25/48,936,103.98 - Step 6: Final answer
x = 37,142,974.42
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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.