Finding the Fourth Proportional to 26,577,687.60, 39,720,875.58 and 19,404,327.60
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Solution
The fourth proportional to 26,577,687.60, 39,720,875.58 and 19,404,327.60 is: 29,000,148.32
Step by Step Solution
- Step 1: Write the proportion equation
26,577,687.60 : 39,720,875.58 = 19,404,327.60 : x - Step 2: Convert to fraction form
26,577,687.60/39,720,875.58 = 19,404,327.60/x - Step 3: Cross multiply
26,577,687.60x = 39,720,875.58 × 19,404,327.60 - Step 4: Simplify right side
26,577,687.60x = 770,756,882,313,160 - Step 5: Solve for x
x = 770,756,882,313,160/26,577,687.60 - Step 6: Final answer
x = 29,000,148.32
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.