Finding the Fourth Proportional to 19,032,129.63, 26,264,360.16 and 10,330,299.93
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Solution
The fourth proportional to 19,032,129.63, 26,264,360.16 and 10,330,299.93 is: 14,255,825.45
Step by Step Solution
- Step 1: Write the proportion equation
19,032,129.63 : 26,264,360.16 = 10,330,299.93 : x - Step 2: Convert to fraction form
19,032,129.63/26,264,360.16 = 10,330,299.93/x - Step 3: Cross multiply
19,032,129.63x = 26,264,360.16 × 10,330,299.93 - Step 4: Simplify right side
19,032,129.63x = 271,318,718,020,834.12 - Step 5: Solve for x
x = 271,318,718,020,834.12/19,032,129.63 - Step 6: Final answer
x = 14,255,825.45
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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.