Finding the Fourth Proportional to 24,787,848.42, 34,211,289.33 and 20,651,320.17
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Solution
The fourth proportional to 24,787,848.42, 34,211,289.33 and 20,651,320.17 is: 28,502,203.07
Step by Step Solution
- Step 1: Write the proportion equation
24,787,848.42 : 34,211,289.33 = 20,651,320.17 : x - Step 2: Convert to fraction form
24,787,848.42/34,211,289.33 = 20,651,320.17/x - Step 3: Cross multiply
24,787,848.42x = 34,211,289.33 × 20,651,320.17 - Step 4: Simplify right side
24,787,848.42x = 706,508,289,382,334.75 - Step 5: Solve for x
x = 706,508,289,382,334.75/24,787,848.42 - Step 6: Final answer
x = 28,502,203.07
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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.