Finding the Fourth Proportional to 26,276,133, 39,414,182.76 and 19,133,106.60
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Solution
The fourth proportional to 26,276,133, 39,414,182.76 and 19,133,106.60 is: 28,699,647.71
Step by Step Solution
- Step 1: Write the proportion equation
26,276,133 : 39,414,182.76 = 19,133,106.60 : x - Step 2: Convert to fraction form
26,276,133/39,414,182.76 = 19,133,106.60/x - Step 3: Cross multiply
26,276,133x = 39,414,182.76 × 19,133,106.60 - Step 4: Simplify right side
26,276,133x = 754,115,760,298,962.25 - Step 5: Solve for x
x = 754,115,760,298,962.25/26,276,133 - Step 6: Final answer
x = 28,699,647.71
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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.