Finding the Fourth Proportional to 23,653,908.02, 32,642,332.12 and 13,199,812.92
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Solution
The fourth proportional to 23,653,908.02, 32,642,332.12 and 13,199,812.92 is: 18,215,707.82
Step by Step Solution
- Step 1: Write the proportion equation
23,653,908.02 : 32,642,332.12 = 13,199,812.92 : x - Step 2: Convert to fraction form
23,653,908.02/32,642,332.12 = 13,199,812.92/x - Step 3: Cross multiply
23,653,908.02x = 32,642,332.12 × 13,199,812.92 - Step 4: Simplify right side
23,653,908.02x = 430,872,677,223,507.44 - Step 5: Solve for x
x = 430,872,677,223,507.44/23,653,908.02 - Step 6: Final answer
x = 18,215,707.82
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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.