Finding the Fourth Proportional to 23,354,226.18, 32,228,703.84 and 12,900,961.62
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Solution
The fourth proportional to 23,354,226.18, 32,228,703.84 and 12,900,961.62 is: 17,803,256.17
Step by Step Solution
- Step 1: Write the proportion equation
23,354,226.18 : 32,228,703.84 = 12,900,961.62 : x - Step 2: Convert to fraction form
23,354,226.18/32,228,703.84 = 12,900,961.62/x - Step 3: Cross multiply
23,354,226.18x = 32,228,703.84 × 12,900,961.62 - Step 4: Simplify right side
23,354,226.18x = 415,781,271,302,186.56 - Step 5: Solve for x
x = 415,781,271,302,186.56/23,354,226.18 - Step 6: Final answer
x = 17,803,256.17
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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.