Finding the Fourth Proportional to 40,955,309.52, 56,517,953.70 and 22,370,446.68
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Solution
The fourth proportional to 40,955,309.52, 56,517,953.70 and 22,370,446.68 is: 30,871,012.44
Step by Step Solution
- Step 1: Write the proportion equation
40,955,309.52 : 56,517,953.70 = 22,370,446.68 : x - Step 2: Convert to fraction form
40,955,309.52/56,517,953.70 = 22,370,446.68/x - Step 3: Cross multiply
40,955,309.52x = 56,517,953.70 × 22,370,446.68 - Step 4: Simplify right side
40,955,309.52x = 1,264,331,869,454,671.75 - Step 5: Solve for x
x = 1,264,331,869,454,671.75/40,955,309.52 - Step 6: Final answer
x = 30,871,012.44
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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.