Finding the Fourth Proportional to 29,060,337.80, 43,590,506.70 and 7,785,201.80
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Solution
The fourth proportional to 29,060,337.80, 43,590,506.70 and 7,785,201.80 is: 11,677,802.70
Step by Step Solution
- Step 1: Write the proportion equation
29,060,337.80 : 43,590,506.70 = 7,785,201.80 : x - Step 2: Convert to fraction form
29,060,337.80/43,590,506.70 = 7,785,201.80/x - Step 3: Cross multiply
29,060,337.80x = 43,590,506.70 × 7,785,201.80 - Step 4: Simplify right side
29,060,337.80x = 339,360,891,223,752.06 - Step 5: Solve for x
x = 339,360,891,223,752.06/29,060,337.80 - Step 6: Final answer
x = 11,677,802.70
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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.