Finding the Fourth Proportional to 26,308,535.08, 36,305,765.58 and 15,443,519.08
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Solution
The fourth proportional to 26,308,535.08, 36,305,765.58 and 15,443,519.08 is: 21,312,048.80
Step by Step Solution
- Step 1: Write the proportion equation
26,308,535.08 : 36,305,765.58 = 15,443,519.08 : x - Step 2: Convert to fraction form
26,308,535.08/36,305,765.58 = 15,443,519.08/x - Step 3: Cross multiply
26,308,535.08x = 36,305,765.58 × 15,443,519.08 - Step 4: Simplify right side
26,308,535.08x = 560,688,783,448,737.25 - Step 5: Solve for x
x = 560,688,783,448,737.25/26,308,535.08 - Step 6: Final answer
x = 21,312,048.80
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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.