Finding the Fourth Proportional to 26,415,608.06, 39,623,018.20 and 9,156,372.68
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Solution
The fourth proportional to 26,415,608.06, 39,623,018.20 and 9,156,372.68 is: 13,734,422.49
Step by Step Solution
- Step 1: Write the proportion equation
26,415,608.06 : 39,623,018.20 = 9,156,372.68 : x - Step 2: Convert to fraction form
26,415,608.06/39,623,018.20 = 9,156,372.68/x - Step 3: Cross multiply
26,415,608.06x = 39,623,018.20 × 9,156,372.68 - Step 4: Simplify right side
26,415,608.06x = 362,803,121,345,622.81 - Step 5: Solve for x
x = 362,803,121,345,622.81/26,415,608.06 - Step 6: Final answer
x = 13,734,422.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.