Finding the Fourth Proportional to 19,501,430.10, 29,252,145.15 and 9,423,734.10
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Solution
The fourth proportional to 19,501,430.10, 29,252,145.15 and 9,423,734.10 is: 14,135,601.15
Step by Step Solution
- Step 1: Write the proportion equation
19,501,430.10 : 29,252,145.15 = 9,423,734.10 : x - Step 2: Convert to fraction form
19,501,430.10/29,252,145.15 = 9,423,734.10/x - Step 3: Cross multiply
19,501,430.10x = 29,252,145.15 × 9,423,734.10 - Step 4: Simplify right side
19,501,430.10x = 275,664,437,748,204.59 - Step 5: Solve for x
x = 275,664,437,748,204.59/19,501,430.10 - Step 6: Final answer
x = 14,135,601.15
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1.5x scale
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.