Finding the Fourth Proportional to 35,480,707.19, 48,963,283.79 and 19,799,567.17
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Solution
The fourth proportional to 35,480,707.19, 48,963,283.79 and 19,799,567.17 is: 27,323,351.28
Step by Step Solution
- Step 1: Write the proportion equation
35,480,707.19 : 48,963,283.79 = 19,799,567.17 : x - Step 2: Convert to fraction form
35,480,707.19/48,963,283.79 = 19,799,567.17/x - Step 3: Cross multiply
35,480,707.19x = 48,963,283.79 × 19,799,567.17 - Step 4: Simplify right side
35,480,707.19x = 969,451,826,042,471.12 - Step 5: Solve for x
x = 969,451,826,042,471.12/35,480,707.19 - Step 6: Final answer
x = 27,323,351.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.