Finding the Fourth Proportional to 36,292,215.80, 54,438,323.70 and 22,855,287.80
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Solution
The fourth proportional to 36,292,215.80, 54,438,323.70 and 22,855,287.80 is: 34,282,931.70
Step by Step Solution
- Step 1: Write the proportion equation
36,292,215.80 : 54,438,323.70 = 22,855,287.80 : x - Step 2: Convert to fraction form
36,292,215.80/54,438,323.70 = 22,855,287.80/x - Step 3: Cross multiply
36,292,215.80x = 54,438,323.70 × 22,855,287.80 - Step 4: Simplify right side
36,292,215.80x = 1,244,203,555,513,061 - Step 5: Solve for x
x = 1,244,203,555,513,061/36,292,215.80 - Step 6: Final answer
x = 34,282,931.70
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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.