Finding the Fourth Proportional to 29,263,215.96, 40,382,709.57 and 16,210,434.51
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Solution
The fourth proportional to 29,263,215.96, 40,382,709.57 and 16,210,434.51 is: 22,370,106.88
Step by Step Solution
- Step 1: Write the proportion equation
29,263,215.96 : 40,382,709.57 = 16,210,434.51 : x - Step 2: Convert to fraction form
29,263,215.96/40,382,709.57 = 16,210,434.51/x - Step 3: Cross multiply
29,263,215.96x = 40,382,709.57 × 16,210,434.51 - Step 4: Simplify right side
29,263,215.96x = 654,621,268,820,835.25 - Step 5: Solve for x
x = 654,621,268,820,835.25/29,263,215.96 - Step 6: Final answer
x = 22,370,106.88
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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.