Finding the Fourth Proportional to 25,125,854.26, 34,664,848.68 and 16,429,117.54
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Solution
The fourth proportional to 25,125,854.26, 34,664,848.68 and 16,429,117.54 is: 22,666,408.38
Step by Step Solution
- Step 1: Write the proportion equation
25,125,854.26 : 34,664,848.68 = 16,429,117.54 : x - Step 2: Convert to fraction form
25,125,854.26/34,664,848.68 = 16,429,117.54/x - Step 3: Cross multiply
25,125,854.26x = 34,664,848.68 × 16,429,117.54 - Step 4: Simplify right side
25,125,854.26x = 569,512,873,470,033.75 - Step 5: Solve for x
x = 569,512,873,470,033.75/25,125,854.26 - Step 6: Final answer
x = 22,666,408.38
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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.