Finding the Fourth Proportional to 11,110,775.70, 15,565,714.80 and 11,110,775.70
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Solution
The fourth proportional to 11,110,775.70, 15,565,714.80 and 11,110,775.70 is: 15,565,714.80
Step by Step Solution
- Step 1: Write the proportion equation
11,110,775.70 : 15,565,714.80 = 11,110,775.70 : x - Step 2: Convert to fraction form
11,110,775.70/15,565,714.80 = 11,110,775.70/x - Step 3: Cross multiply
11,110,775.70x = 15,565,714.80 × 11,110,775.70 - Step 4: Simplify right side
11,110,775.70x = 172,947,165,752,970.34 - Step 5: Solve for x
x = 172,947,165,752,970.34/11,110,775.70 - Step 6: Final answer
x = 15,565,714.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.