Finding the Fourth Proportional to 39,905,822.22, 55,085,009.49 and 26,155,672.08
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Solution
The fourth proportional to 39,905,822.22, 55,085,009.49 and 26,155,672.08 is: 36,104,642.50
Step by Step Solution
- Step 1: Write the proportion equation
39,905,822.22 : 55,085,009.49 = 26,155,672.08 : x - Step 2: Convert to fraction form
39,905,822.22/55,085,009.49 = 26,155,672.08/x - Step 3: Cross multiply
39,905,822.22x = 55,085,009.49 × 26,155,672.08 - Step 4: Simplify right side
39,905,822.22x = 1,440,785,444,744,128 - Step 5: Solve for x
x = 1,440,785,444,744,128/39,905,822.22 - Step 6: Final answer
x = 36,104,642.50
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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.