Finding the Fourth Proportional to 19,575,471.60, 29,363,207.40 and 14,536,623.60
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Solution
The fourth proportional to 19,575,471.60, 29,363,207.40 and 14,536,623.60 is: 21,804,935.40
Step by Step Solution
- Step 1: Write the proportion equation
19,575,471.60 : 29,363,207.40 = 14,536,623.60 : x - Step 2: Convert to fraction form
19,575,471.60/29,363,207.40 = 14,536,623.60/x - Step 3: Cross multiply
19,575,471.60x = 29,363,207.40 × 14,536,623.60 - Step 4: Simplify right side
19,575,471.60x = 426,841,893,662,534.62 - Step 5: Solve for x
x = 426,841,893,662,534.62/19,575,471.60 - Step 6: Final answer
x = 21,804,935.40
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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.