Finding the Fourth Proportional to 26,619,681.75, 36,735,185.37 and 14,396,538.75
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Solution
The fourth proportional to 26,619,681.75, 36,735,185.37 and 14,396,538.75 is: 19,867,236.75
Step by Step Solution
- Step 1: Write the proportion equation
26,619,681.75 : 36,735,185.37 = 14,396,538.75 : x - Step 2: Convert to fraction form
26,619,681.75/36,735,185.37 = 14,396,538.75/x - Step 3: Cross multiply
26,619,681.75x = 36,735,185.37 × 14,396,538.75 - Step 4: Simplify right side
26,619,681.75x = 528,859,519,667,638.06 - Step 5: Solve for x
x = 528,859,519,667,638.06/26,619,681.75 - Step 6: Final answer
x = 19,867,236.75
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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.