Finding the Fourth Proportional to 23,772,424.12, 32,806,076.26 and 12,907,408.12
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Solution
The fourth proportional to 23,772,424.12, 32,806,076.26 and 12,907,408.12 is: 17,812,294.32
Step by Step Solution
- Step 1: Write the proportion equation
23,772,424.12 : 32,806,076.26 = 12,907,408.12 : x - Step 2: Convert to fraction form
23,772,424.12/32,806,076.26 = 12,907,408.12/x - Step 3: Cross multiply
23,772,424.12x = 32,806,076.26 × 12,907,408.12 - Step 4: Simplify right side
23,772,424.12x = 423,441,415,103,663.25 - Step 5: Solve for x
x = 423,441,415,103,663.25/23,772,424.12 - Step 6: Final answer
x = 17,812,294.32
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1.5x scale
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.