Finding the Fourth Proportional to 48,936,106.36, 67,536,130.27 and 26,913,486.16
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Solution
The fourth proportional to 48,936,106.36, 67,536,130.27 and 26,913,486.16 is: 37,142,977.70
Step by Step Solution
- Step 1: Write the proportion equation
48,936,106.36 : 67,536,130.27 = 26,913,486.16 : x - Step 2: Convert to fraction form
48,936,106.36/67,536,130.27 = 26,913,486.16/x - Step 3: Cross multiply
48,936,106.36x = 67,536,130.27 × 26,913,486.16 - Step 4: Simplify right side
48,936,106.36x = 1,817,632,707,321,602 - Step 5: Solve for x
x = 1,817,632,707,321,602/48,936,106.36 - Step 6: Final answer
x = 37,142,977.70
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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.