Finding the Fourth Proportional to 32,168,032.40, 48,289,373.40 and 19,402,950.80
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Solution
The fourth proportional to 32,168,032.40, 48,289,373.40 and 19,402,950.80 is: 29,126,939.58
Step by Step Solution
- Step 1: Write the proportion equation
32,168,032.40 : 48,289,373.40 = 19,402,950.80 : x - Step 2: Convert to fraction form
32,168,032.40/48,289,373.40 = 19,402,950.80/x - Step 3: Cross multiply
32,168,032.40x = 48,289,373.40 × 19,402,950.80 - Step 4: Simplify right side
32,168,032.40x = 936,956,336,243,028.75 - Step 5: Solve for x
x = 936,956,336,243,028.75/32,168,032.40 - Step 6: Final answer
x = 29,126,939.58
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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.