Finding the Fourth Proportional to 26,374,971.60, 39,562,457.40 and 14,848,606.80
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Solution
The fourth proportional to 26,374,971.60, 39,562,457.40 and 14,848,606.80 is: 22,272,910.20
Step by Step Solution
- Step 1: Write the proportion equation
26,374,971.60 : 39,562,457.40 = 14,848,606.80 : x - Step 2: Convert to fraction form
26,374,971.60/39,562,457.40 = 14,848,606.80/x - Step 3: Cross multiply
26,374,971.60x = 39,562,457.40 × 14,848,606.80 - Step 4: Simplify right side
26,374,971.60x = 587,447,373,974,350.38 - Step 5: Solve for x
x = 587,447,373,974,350.38/26,374,971.60 - Step 6: Final answer
x = 22,272,910.20
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1.5x scale
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.