Finding the Fourth Proportional to 36,429,353.40, 54,707,015.70 and 19,423,241.40
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Solution
The fourth proportional to 36,429,353.40, 54,707,015.70 and 19,423,241.40 is: 29,168,444.48
Step by Step Solution
- Step 1: Write the proportion equation
36,429,353.40 : 54,707,015.70 = 19,423,241.40 : x - Step 2: Convert to fraction form
36,429,353.40/54,707,015.70 = 19,423,241.40/x - Step 3: Cross multiply
36,429,353.40x = 54,707,015.70 × 19,423,241.40 - Step 4: Simplify right side
36,429,353.40x = 1,062,587,572,214,690 - Step 5: Solve for x
x = 1,062,587,572,214,690/36,429,353.40 - Step 6: Final answer
x = 29,168,444.48
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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.